1 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4 * doc/invoke.texi (-b,-V): Delete.
5 * doc/tm.texi: Do not mention -b.
6 * gcc.c (display_help): Delete -b and -V.
7 (process_command): Delete -b and -V.
8 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
10 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
11 Wolfgang Gellerich <gellerich@de.ibm.com>
13 Implement target hook for loop unrolling
14 * target.h (loop_unroll_adjust): Add a new target hook function.
15 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
16 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
17 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
18 (s390_loop_unroll_adjust): Implement the new target hook for s390.
19 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
20 (decide_unroll_stupid): Likewise.
22 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
27 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
30 (Specific, *-*-solaris2*): Likewise.
31 Don't prefer Sun as over GNU as.
33 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
35 * config/s390/s390.c (override_options): Adjust the z10
36 defaults for max-unroll-times, max-completely-peeled-insns
37 and max-completely-peel-times.
39 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
41 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
43 (s390_expand_setmem): Likewise.
44 (s390_expand_cmpmem): Likewise.
46 2010-04-08 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/43679
49 * tree-ssa-pre.c (eliminate): Only propagate copies.
51 2010-04-08 Jakub Jelinek <jakub@redhat.com>
54 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
55 set but not used variable warning.
57 2010-04-08 Wei Guozhi <carrot@google.com>
60 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
61 (arm_size_rtx_costs): Call the new function when optimized for size.
63 2010-04-08 Jakub Jelinek <jakub@redhat.com>
66 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
67 op0 is not a MEM, just return NULL instead of assertion
69 (discover_nonconstant_array_refs): Don't walk debug stmts.
71 2010-04-08 Doug Kwan <dougkwan@google.com>
73 * configure.ac: Recognize gold and do not use its version number
75 * configure: Regenerate.
77 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
80 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
81 (negate_value): Move code to push elements to broken_up_substracts ...
82 (eliminate_plus_minus_pair): ... here. Push operands that have no
83 negative pair to plus_negates.
84 (repropagate_negates, init_reassoc, fini_reassoc): Update.
86 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
88 * doc/install.texi (Configuration): Move description of
89 --enable-lto, --with-libelf*, --enable-gold from Java section to
92 * doc/generic.texi (Working with declarations)
93 (Function Properties, C and C++ Trees): Fix typos.
94 * doc/sourcebuild.texi (Top Level): Likewise.
96 2010-04-07 Jakub Jelinek <jakub@redhat.com>
99 * tree.h (DECL_READ_P): Define.
100 (struct tree_decl_common): Add decl_read_flag.
101 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
102 a set but not used warning.
103 (merge_decls): Merge DECL_READ_P flag.
104 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
105 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
106 * c-common.c (handle_used_attribute, handle_unused_attribute):
108 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
110 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
112 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
113 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
114 c_parser_binary_expression, c_parser_cast_expression,
115 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
116 Call default_function_array_read_conversion instead of
117 default_function_array_conversion where needed.
118 (c_parser_unary_expression, c_parser_conditional_expression,
119 c_parser_postfix_expression_after_primary, c_parser_initelt):
120 Likewise. Call mark_exp_read where needed.
121 (c_parser_statement_after_labels, c_parser_asm_operands,
122 c_parser_typeof_specifier, c_parser_sizeof_expression,
123 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
125 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
127 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
128 (warn_unused_but_set_parameter): Default to warn_unused
130 * doc/invoke.texi: Document -Wunused-but-set-variable and
131 -Wunused-but-set-parameter.
133 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
135 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
136 when operandN variables aren't used in the body of the expander
138 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
139 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
140 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
141 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
142 FOR_EACH_IMM_USE_ON_STMT): Likewise.
143 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
144 * tree.c (PROCESS_ARG): Likewise.
146 2010-04-07 Simon Baldwin <simonb@google.com>
148 * diagnostic.h (diagnostic_override_option_index): New macro to
149 set a diagnostic's option_index.
150 * c-tree.h (c_cpp_error): Add warning reason argument.
151 * opts.c (_warning_as_error_callback): New.
152 (register_warning_as_error_callback): Store callback for
153 warnings enabled via enable_warning_as_error.
154 (enable_warning_as_error): Call callback, minor code tidy.
155 * opts.h (register_warning_as_error_callback): Declare.
156 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
157 response to -Werror=.
158 (c_common_init_options): Register warning_as_error_callback in opts.c.
159 * common.opt: Add -Wno-cpp option.
160 * c-common.c (struct reason_option_codes_t): Map cpp warning
161 reason codes to gcc option indexes.
162 * (c_option_controlling_cpp_error): New function, lookup the gcc
163 option index for a cpp warning reason code.
164 * (c_cpp_error): Add warning reason argument, call
165 c_option_controlling_cpp_error for diagnostic_override_option_index.
166 * doc/invoke.texi: Document -Wno-cpp.
168 2010-04-07 Richard Guenther <rguenther@suse.de>
170 * ipa-reference.c (mark_load): Use get_base_address.
171 (mark_store): Likewise.
173 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
174 inserting GIMPLE_NOPs into the IL.
175 * tree-ssa-structalias.c (get_constraint_for_component_ref):
176 Explicitly strip handled components and indirect references.
178 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
179 folding address expressions.
180 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
181 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
182 operand_equal_p to compare decls.
183 (ptr_deref_may_alias_decl_p): Likewise.
184 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
185 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
186 Handle reversed comparison ops.
187 * tree-sra.c (asm_visit_addr): Use get_base_address.
188 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
190 * ipa-reference.c (mark_address): Use get_base_address.
192 2010-04-07 Richard Guenther <rguenther@suse.de>
194 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
195 Propagate constants everywhere.
197 2010-04-07 Jakub Jelinek <jakub@redhat.com>
200 * tree.c (MAX_INT_CACHED_PREC): Define.
201 (nonstandard_integer_type_cache): New array.
202 (build_nonstandard_integer_type): Cache results for precision
203 <= MAX_INT_CACHED_PREC.
205 2010-04-07 Richard Guenther <rguenther@suse.de>
207 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
208 -fargument-noalias-global, -fargument-noalias-anything): Remove.
209 * common.opt: Likewise.
210 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
212 * alias.c (base_alias_check): Remove flag_argument_noalias
214 (nonoverlapping_memrefs_p): Likewise.
215 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
216 * opts.c (common_handle_option): Handle OPT_fargument_alias,
217 OPT_fargument_noalias, OPT_fargument_noalias_anything and
218 OPT_fargument_noalias_global for backward compatibility.
220 2010-04-07 Richard Guenther <rguenther@suse.de>
222 PR tree-optimization/43270
223 * tree-vrp.c (check_array_ref): Fix flexible array member
225 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
226 * tree-ssa-pre.c (phi_translate_1): Adjust.
227 (fully_constant_expression): Split out vn_reference handling to ...
228 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
229 Fold reads from constant strings.
230 (vn_reference_lookup): Handle fully constant references.
231 (vn_reference_lookup_pieces): Likewise.
232 * Makefile.in (expmed.o-warn): Add -Wno-error.
234 2010-04-07 Martin Jambor <mjambor@suse.cz>
236 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
238 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
241 * gcc.c: Add -static-libstdc++ to list of recognized options.
243 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
245 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
248 2010-04-07 Richard Guenther <rguenther@suse.de>
251 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
252 pointer bases build simple mem attributes to retain
253 points-to information.
255 2010-04-07 Richard Guenther <rguenther@suse.de>
258 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
259 preserve points-to related information.
261 2010-04-07 Richard Guenther <rguenther@suse.de>
264 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
265 discard plain indirect references.
266 * fold-const.c (operand_equal_p): Guard against NULL_TREE
268 * tree.c (tree_nop_conversion): Likewise.
270 2010-04-07 Dodji Seketeli <dodji@redhat.com>
273 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
275 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
277 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
278 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
280 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
282 * tree-if-conv.c: Fix indentation and comments.
284 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
286 * tree-if-conv.c: Sort static functions in topological order.
288 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
290 * tree-if-conv.c: Fix indentation and comments.
292 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
295 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
296 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
297 When converting an unsigned type to signed, double its precision.
298 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
299 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
300 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
302 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
305 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
306 POINTER_PLUS_EXPR for pointer types.
308 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
311 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
312 * graphite-clast-to-gimple.c: Include langhooks.h.
313 (max_signed_precision_type): New.
314 (max_precision_type): Takes two types as arguments.
315 (precision_for_value): New.
316 (precision_for_interval): New.
317 (gcc_type_for_interval): New.
318 (gcc_type_for_value): New.
319 (gcc_type_for_clast_term): New.
320 (gcc_type_for_clast_red): New.
321 (gcc_type_for_clast_bin): New.
322 (gcc_type_for_clast_expr): Split up into several functions.
323 (gcc_type_for_clast_eq): Rewritten.
324 (compute_bounds_for_level): New.
325 (compute_type_for_level_1): New.
326 (compute_type_for_level): New.
327 (gcc_type_for_cloog_iv): Removed.
328 (gcc_type_for_iv_of_clast_loop): Rewritten.
329 (graphite_create_new_loop): Compute the lower and upper bound types
330 with gcc_type_for_clast_expr.
331 (graphite_create_new_loop_guard): Same.
332 (find_cloog_iv_in_expr): Removed.
333 (compute_cloog_iv_types_1): Removed.
334 (compute_cloog_iv_types): Removed.
335 (gloog): Do not call compute_cloog_iv_types.
336 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
338 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
339 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
340 (GBB_CLOOG_IV_TYPES): Removed.
342 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
344 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
345 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
346 (detect_commutative_reduction): Same.
348 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
350 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
351 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
353 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
354 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
355 (rewrite_commutative_reductions_out_of_ssa): Same.
356 * passes.c (execute_function_todo): Call verify_ssa for every pass
357 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
358 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
359 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
360 with an extra argument.
361 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
362 verify_ssa only when the extra argument is true.
363 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
364 with an extra argument.
365 (tree_transform_and_unroll_loop): Same.
367 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
369 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
370 for all the passes of the LNO having LOOP_CLOSED_SSA.
371 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
372 * tree-loop-distribution.c (pass_loop_distribution): Same.
373 * tree-pass.h (TODO_verify_loops): Removed.
374 * tree-ssa-loop.c (pass_tree_loop_init): Same.
376 (pass_tree_unswitch): Same.
377 (pass_predcom): Same.
378 (pass_vectorize): Same.
379 (pass_linear_transform): Same.
380 (pass_graphite_transforms): Same.
381 (pass_iv_canon): Same.
382 (pass_complete_unroll): Same.
383 (pass_complete_unrolli): Same.
384 (pass_parallelize_loops): Same.
385 (pass_loop_prefetch): Same.
386 (pass_iv_optimize): Same.
388 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
391 * passes.c (init_optimization_passes): Move pass_lim before
392 pass_copy_prop and pass_dce_loop.
394 2010-04-06 Jakub Jelinek <jakub@redhat.com>
397 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
398 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
399 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
400 MULTI_* defines for 4 argument vpermil2p* builtins.
402 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
405 * config/i386/i386.c (x86_maybe_negate_const_int): New.
406 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
407 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
408 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
409 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
410 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
411 Use x86_maybe_negate_const_int to output insn mnemonic.
412 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
413 check from instruction predicate. Update comments.
414 * config/i386/sync.md (sync_add<mode>): Use
415 x86_maybe_negate_const_int to output insn mnemonic.
417 2010-04-06 Jan Hubicka <jh@suse.cz>
419 PR tree-optimization/42906
420 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
421 IGNORE_SELF argument. Set visited_control_parents for fully
423 (find_obviously_necessary_stmts): Update call of
424 mark_control_dependent_edges_necessary.
425 (propagate_necessity): Likewise. Handle PHI edges more curefully.
427 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
429 * config/i386/i386.md: Remove comment about 'e' and 'E'
432 2010-04-06 Richard Guenther <rguenther@suse.de>
434 PR tree-optimization/43627
435 * tree-vrp.c (extract_range_from_unary_expr): Widenings
436 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
439 2010-04-06 Jakub Jelinek <jakub@redhat.com>
441 * BASE-VER: Change to 4.6.0.
444 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
447 2010-04-06 Richard Guenther <rguenther@suse.de>
450 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
452 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
454 * doc/invoke.texi (Optimize Options): Document that LTO
455 won't remove object access purely due to incompatible
458 2010-04-04 Matthias Klose <doko@ubuntu.com>
460 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
463 2010-04-03 Richard Guenther <rguenther@suse.de>
466 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
467 require a non-NULL MEM_OFFSET.
469 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
471 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
472 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
473 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
474 config/alpha/predicates.md, config/arm/arm.md,
475 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
476 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
477 config/darwin9.h, config/darwin.c, config/darwin.h,
478 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
479 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
480 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
481 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
482 config/mips/mips.md, config/mn10300/mn10300.c,
483 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
484 config/rs6000/aix.h, config/rs6000/dfp.md,
485 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
486 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
487 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
488 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
489 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
490 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
491 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
492 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
493 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
494 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
495 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
496 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
497 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
498 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
499 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
500 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
501 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
502 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
503 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
504 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
505 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
506 opt-functions.awk, opth-gen.awk, params.def, passes.c,
507 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
508 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
509 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
510 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
511 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
512 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
513 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
514 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
515 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
516 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
517 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
518 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
519 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
520 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
522 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
525 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
526 * aclocal.m4: Regenerate.
528 2010-04-02 Richard Guenther <rguenther@suse.de>
530 PR tree-optimization/43629
531 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
532 if we have seen a constant value.
534 2010-04-02 Joseph Myers <joseph@codesourcery.com>
536 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
539 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
542 * arm.c (legitimize_tls_address): Adjust call to
543 gen_tls_load_dot_plus_four.
544 (arm_note_pic_base): New function.
545 (arm_cannot_copy_insn_p): Use it.
546 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
549 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
554 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
556 * Makefile.in ($(out_object_file)): Depend on
557 gt-$(basename $(notdir $(out_file))).h.
559 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
561 * config.gcc (lm32-*-rtems*): Add t-lm32.
563 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
565 * config.gcc: Add lm32-*-rtems*.
566 * config/lm32/rtems.h: New file.
568 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
571 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
573 2010-04-01 Jakub Jelinek <jakub@redhat.com>
575 * dwarf2out.c (output_compilation_unit_header): For
576 -gdwarf-4 use version 4 instead of version 3.
577 (output_line_info): For version 4 and above emit additional
578 maximum ops per insn header field.
579 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
581 * dwarf2out.c (is_c_family, is_java): Remove.
582 (lower_bound_default): New function.
583 (add_bound_info, gen_descr_array_type_die): Use it.
585 2010-04-01 Dodji Seketeli <dodji@redhat.com>
588 * dwarf2out.c (gen_variable_die): Allow debug info for variable
589 re-declaration when it happens in a function.
591 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
593 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
594 (cgraph_remove_function_insertion_hook): Same.
595 (cgraph_call_function_insertion_hooks): Same.
597 2010-04-01 Richard Guenther <rguenther@suse.de>
600 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
601 and TREE_THIS_VOLATILE.
602 (copy_ref_info): Likewise.
603 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
604 * tree.c (build6_stat): Ignore side-effects of all but arg5
605 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
608 2010-04-01 Richard Guenther <rguenther@suse.de>
610 PR tree-optimization/43607
611 * ipa-type-escape.c (check_call): Do not access non-existing
614 2010-04-01 Richard Guenther <rguenther@suse.de>
618 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
619 Jack Howarth <howarth@bromo.med.uc.edu>
621 * tree-profile.c (tree_init_ic_make_global_vars): Make static
624 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
626 * doc/install.texi (Prerequisites): Document libelf usability on
627 IRIX 5/6 and Solaris 2.
628 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
629 Update GNU as, GNU ld requirements.
630 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
631 Document Sun Studio compiler download.
632 Update and simplify as, ld recommendations.
633 (Specific, *-*-solaris2.7): Note obsoletion, removal.
635 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
637 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
638 with_tune_32 to pentium4.
640 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
642 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
644 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
646 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
649 Document GNU as requirement.
650 Update configure requirements.
651 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
653 Recomment IRIX 6.5.18+.
654 Document IDF/IDL requirement.
655 Document GNU as requirement.
656 Document GNU ld bootstrap failure.
657 Remove freeware.sgi.com reference.
659 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
661 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
662 UNIX V4.0, V5.0 obsoletion, removal.
663 Remove --with-gc=simple reference.
664 Update VM requirements during bootstrap.
665 Remove -oldas bootstrap description.
666 Update binutils reference.
667 Remove comparison failure note.
669 2010-03-31 Richard Guenther <rguenther@suse.de>
670 Zdenek Dvorak <ook@ucw.cz>
671 Sebastian Pop <sebastian.pop@amd.com>
674 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
675 with multiple arguments.
676 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
678 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
680 * graphite-dependences.c (print_pddr): Call print_pdr with an
682 * graphite-poly.c (debug_pdr): Add an extra argument for the
685 (print_pbb_domain): Same.
687 (print_scop_context): Same.
690 (debug_pbb_domain): Same.
694 (debug_scop_context): Same.
697 (print_scop_params): Same.
698 (debug_scop_params): Same.
699 (print_iteration_domain): Same.
700 (print_iteration_domains): Same.
701 (debug_iteration_domain): Same.
702 (debug_iteration_domains): Same.
703 (print_scattering_function): Same.
704 (print_scattering_functions): Same.
705 (debug_scattering_function): Same.
706 (debug_scattering_functions): Same.
707 * graphite-poly.h (debug_pdr): Update declaration.
709 (print_pbb_domain): Same.
711 (print_scop_context): Same.
714 (debug_pbb_domain): Same.
718 (debug_scop_context): Same.
721 (print_scop_params): Same.
722 (debug_scop_params): Same.
723 (print_iteration_domain): Same.
724 (print_iteration_domains): Same.
725 (debug_iteration_domain): Same.
726 (debug_iteration_domains): Same.
727 (print_scattering_function): Same.
728 (print_scattering_functions): Same.
729 (debug_scattering_function): Same.
730 (debug_scattering_functions): Same.
732 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
734 * graphite-poly.c (print_scattering_function_1): New.
735 (print_scattering_function): Call it.
736 (print_scop_params): Remove spaces at the end of lines.
739 * graphite-poly.h (print_cloog): Declared.
740 (debug_cloog): Declared.
742 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
744 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
746 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
747 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
748 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
749 to switch between adding the IV bump in loop->latch or in loop->header.
751 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
753 * graphite-poly.c (print_scattering_function): Pretty print following
756 (print_pbb_domain): Same.
757 (dump_gbb_cases): Same.
758 (dump_gbb_conditions): Same.
761 (print_scop_params): Same.
762 (print_scop_context): Same.
764 (print_pbb_body): New.
765 (lst_indent_to): New.
766 (print_lst): Start new lines with a #.
767 * graphite-poly.h (pbb_bb): New.
768 (pbb_index): Use pbb_bb.
769 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
771 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
773 2010-03-31 Jakub Jelinek <jakub@redhat.com>
775 * dwarf2out.c (size_of_die): For -gdwarf-4 use
776 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
777 and 0 instead of 1 for dw_val_class_flag.
778 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
779 dw_val_class_range_list, dw_val_class_loc_list,
780 dw_val_class_lineptr and dw_val_class_macptr, use
781 DW_FORM_flag_present for dw_val_class_flag and
782 DW_FORM_exprloc for dw_val_class_loc.
783 (output_die): For -gdwarf-4 print dw_val_class_loc
784 size as uleb128 instead of 1 or 2 bytes and don't print
785 anything for dw_val_class_flag.
787 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
788 instead of cselib_lookup following by tweaking locs->setting_insn.
791 * cselib.c (cselib_process_insn): Clear cselib_current_insn
792 even before returning from label, setjmp call or volatile asm
795 2010-03-31 Richard Guenther <rguenther@suse.de>
798 * cgraphunit.c (cgraph_output_in_order): Do not allocate
799 temporary data on stack.
801 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
803 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
804 (PUSHSECTION_ASM_OP): Remove.
805 (POPSECTION_ASM_OP): Remove.
806 (PUSHSECTION_FORMAT): Remove.
807 * config/sol2.h (PUSHSECTION_FORMAT): Define.
808 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
809 * config/sol2.c (solaris_output_init_fini): Use it.
811 2010-03-31 Jie Zhang <jie@codesourcery.com>
814 * opt-functions.awk (var_type_struct): Use signed char type
815 for simple variables.
817 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
819 * config/sol2.c: Include output.h.
820 (solaris_assemble_visibility): New function.
821 * config/t-sol2 (sol2.o): Add output.h dependency.
822 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
823 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
826 2010-03-31 Jakub Jelinek <jakub@redhat.com>
829 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
830 V2SImode or XFmode on PRE_DEC.
833 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
836 2010-03-31 Jie Zhang <jie@codesourcery.com>
839 * reload.h (caller_save_initialized_p): Declare.
840 * toplev.c (backend_init_target): Don't call
841 init_caller_save but set caller_save_initialized_p to false.
842 * caller-save.c (caller_save_initialized_p): Define.
843 (init_caller_save): Check caller_save_initialized_p.
844 * ira.c (ira): Call init_caller_save if flag_caller_saves.
846 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
849 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
850 and soft-fp/t-softfp to tmake_file.
851 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
852 (LIBGCC2_TF_CEXT): Define.
855 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
858 * cselib.c (n_useless_values): Document handling of debug locs.
859 (n_useless_debug_values, n_debug_values): New variables.
860 (new_elt_loc_list): Don't add to debug values, keep count.
861 (promote_debug_loc): New.
862 (cselib_reset_table): Zero new variables.
863 (entry_and_rtx_equal_p): Promote debug locs.
864 (discard_useless_locs): Increment n_useless_debug_values for
866 (remove_useless_values): Adjust n_useless_values and n_debug_values
867 with n_useless_debug_values.
868 (add_mem_for_addr): Promote debug locs.
869 (cselib_lookup_mem): Likewise.
870 (cselib_lookup_addr): Renamed to...
871 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
872 (cselib_log_lookup): ... this. Turn into...
873 (cselib_lookup_addr): ... new wrapper.
874 (cselib_lookup_from_insn): New.
875 (cselib_invalidate_regno): Increment n_useless_debug_values for
877 (cselib_invalidate_mem): Likewise.
878 (cselib_process_insn): Take n_deleted and n_debug_values into
879 account to guard remove_useless_value call.
880 (cselib_finish): Zero n_useless_debug_values.
881 * cselib.h (cselib_lookup_from_insn): Declare.
882 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
883 (sched_analyze_2): Likewise.
885 2010-03-30 Jakub Jelinek <jakub@redhat.com>
887 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
889 (adjust_mems): Replace narrowing SUBREG of expression containing
890 just PLUS, MINUS, MULT and ASHIFT of registers and constants
891 with operations in the narrower mode.
894 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
895 regs_invalidated_by_call instead all call_used_reg_set registers.
897 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
900 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
901 pointer comparisons with types_compatible_p.
902 * tree-vect-stmts.c (vectorizable_call): Same.
903 (vectorizable_condition): Same.
905 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
907 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
908 stack check if the mask would be zero.
910 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
911 Jack Howarth <howarth@bromo.med.uc.edu>
913 * tree-profile.c (tree_init_ic_make_global_vars): Make static
916 2010-03-30 Joseph Myers <joseph@codesourcery.com>
919 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
921 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
922 Include ___unordxf2 and ___unordtf2.
923 * config/i386/libgcc-glibc.ver: Do not define inheritance from
926 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
928 * config/lm32/t-lm32: New file.
929 * config.gcc: Use the above file when targetting lm32.
931 2010-03-28 Duncan Sands <baldrick@free.fr>
933 * Makefile.in (PLUGIN_HEADERS): Add except.h.
935 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
938 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
939 Improve vectorization cost model diagnostic.
941 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
944 * tree-vect-data-refs.c (vect_analyze_data_refs): When
945 compute_data_dependences_for_loop returns false, early exit
946 and output an extra diagnostic for the failed data reference
949 2010-03-29 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/43560
952 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
953 (can_sm_ref_p): Treat stores to readonly locations as trapping.
955 2010-03-29 Jie Zhang <jie@codesourcery.com>
958 * toplev.c (process_options): Set optimization_default_node
959 and optimization_current_node.
960 * opts.c (decode_options): Don't set optimization_default_node
961 and optimization_current_node.
963 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
965 * config/rtems.h: Abandon -qrtems_debug.
967 2010-03-28 Jan Hubicka <jh@suse.cz>
969 PR tree-optimization/43505
970 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
971 map should not be copied.
973 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
976 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
977 cdtors, set DECL_PRESERVE_P.
978 * ipa.c (cgraph_externally_visible_p): Return true if declaration
981 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
983 PR tree-optimization/43528
984 * stor-layout.c (place_field): Check that constant fits into
985 unsigned HWI when skipping calculation of MS bitfield layout.
987 2010-03-27 Jan Hubicka <jh@suse.cz>
990 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
991 notice_global_symbol work.
993 2010-03-27 Jakub Jelinek <jakub@redhat.com>
995 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
996 instead of dwarf2out_decl.
997 (struct var_loc_node): Remove section_label field.
998 (dwarf2out_function_decl): New function.
999 (dwarf2out_var_location): Don't set section_label field.
1000 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1002 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1004 PR tree-optimization/43544
1005 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1006 First argument for builtin vectorized function hook is now a
1007 tree to be able to distinguish between machine specific and
1009 * targhooks.c (default_builtin_vectorized_function): Ditto.
1010 * targhooks.h (default_builtin_vectorized_function): Ditto.
1011 * target.h (struct gcc_target): Ditto.
1012 * tree-vect-stmts.c (vectorizable_function): Ditto.
1013 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1014 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1017 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1020 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1021 nested binding iff it is a FUNCTION_DECL.
1022 (store_parm_decls_newstyle): Pass nested=true to bind for
1023 FUNCTION_DECLs amongst parameters.
1025 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1027 * var-tracking.c (vt_expand_loc_callback): Don't run
1028 cselib_expand_value_rtx_cb in dummy mode if
1029 cselib_dummy_expand_value_rtx_cb returned false.
1031 * var-tracking.c (emit_note_insn_var_location): For one part
1032 notes with offset 0, don't add EXPR_LIST around the location.
1033 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1034 add_location_or_const_value_attribute): Adjust for that change.
1037 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1038 into first operand and location into second.
1039 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1040 dw_cfi_oprnd_loc for DW_CFA_expression.
1041 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1042 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1043 assume first argument is regnum and second argument is location.
1045 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1048 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1049 of scratch register to DImode. Split to DImode comparison operator.
1050 Use SImode subreg of scratch register in the multiplication.
1051 (*cmp_sadd_sidi): Ditto.
1052 (*cmp_ssub_si): Ditto.
1053 (*cmp_ssub_sidi): Ditto.
1055 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1059 Remove invalid assert and wrong comment.
1061 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1064 * flags.h (final_insns_dump_p): New extern.
1065 * final.c (final_insns_dump_p): New variable.
1066 (rest_of_clean_state): Set it before -fdump-final-insns=
1067 dumping, clear afterwards.
1068 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1069 MEM_ALIAS_SET on MEMs.
1071 2010-03-26 David S. Miller <davem@davemloft.net>
1073 * configure.ac: Fix sparc GOTDATA_OP bug check.
1074 * configure: Rebuild.
1076 2010-03-26 Alan Modra <amodra@gmail.com>
1078 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1080 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1082 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1083 TLS_SECTION_ASM_FLAG.
1085 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1088 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1089 Clear first_function_block_is_cold.
1092 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1093 argument if the argument is truth_value_p.
1095 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1097 * config/rs6000/constraints.md: Update copyright year for my changes.
1100 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1101 used in reg+reg addressing, swap registers.
1103 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1106 * target.h (struct gcc_target): Add code_end hook.
1107 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1109 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1110 * toplev.c (compile_file): Call targetm.asm_out.code_end
1111 hook before unwind info/debug info output.
1112 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1113 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1114 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1115 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1116 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1117 * config/i386/i386.c (ix86_file_end): Renamed to...
1118 (ix86_code_end): ... this. Make static. Don't call
1119 file_end_indicate_exec_stack. Emit unwind info using
1120 final_start_function/final_end_function.
1121 (darwin_x86_file_end): Remove.
1122 (TARGET_ASM_CODE_END): Define.
1123 * config/i386/i386.h (TARGET_ASM_FILE_END,
1124 NEED_INDICATE_EXEC_STACK): Don't define.
1125 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1126 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1127 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1128 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1131 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1132 at the beginning and final_end_function at the end.
1133 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1135 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1137 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1138 and Sun as TLS syntax.
1139 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1140 * configure: Regenerate.
1141 * config.in: Regenerate.
1142 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1143 (default_elf_asm_named_section): Use it.
1144 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1145 (i386_output_dwarf_dtprel): Likewise.
1146 (output_addr_const_extra): Likewise.
1147 (output_pic_addr_const): Lowercase @GOTTPOFF.
1148 (output_addr_const_extra): Likewise.
1149 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1150 (output_addr_const_extra): Likewise.
1151 (output_pic_addr_const): Lowercase @INDNTPOFF.
1152 (output_addr_const_extra): Likewise.
1153 (output_pic_addr_const): Lowercase @NTPOFF.
1154 (output_addr_const_extra): Likewise.
1155 (output_pic_addr_const): Lowercase @TPOFF.
1156 (output_addr_const_extra): Likewise.
1157 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1158 (*tls_global_dynamic_64): Likewise.
1159 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1160 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1162 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1163 (ASM_OUTPUT_TLS_COMMON): Use it.
1164 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1167 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1168 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1169 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1170 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1171 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1172 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1174 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1176 * config/i386/i386.c (override_options): Don't accept
1177 -mtls-dialect=sun any longer.
1178 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1179 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1180 (*tls_local_dynamic_base_32_sun): Likewise.
1181 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1183 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1186 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1187 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1190 * ira.c (adjust_cleared_regs): New function.
1191 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1195 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1197 * expr.c (expand_expr_real): Restore previous
1198 curr_insn_source_location and curr_insn_block after
1199 expand_expr_real_1 call.
1200 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1201 instead of expand_expr_real_1.
1203 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1205 PR rtl-optimization/43413
1206 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1209 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1212 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1213 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1215 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386.c (ix86_target_string): Add -mfma.
1218 Fix a typo in comment.
1220 2010-03-22 Mike Stump <mikestump@comcast.net>
1223 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1224 Don't overly align based upon packed packed fields.
1226 2010-03-22 Jason Merrill <jason@redhat.com>
1228 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1229 Use () rather than [], and move before the element type.
1231 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1233 * doc/configfiles.texi (Configuration Files): Removed
1234 fixinc/Makefile*, intl/Makefile.*.
1235 * doc/makefile.texi: Fixed markup. Abstract from version
1236 control system used.
1237 (Makefile): Removed obsolete gcc/java/parse.y example.
1238 * doc/sourcebuild.texi: Likewise.
1239 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1240 libgomp, libssp. Removed fastjar.
1241 (Miscellaneous Docs): Clarify location.
1242 Added COPYING3, COPYING3.LIB.
1243 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1245 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1248 * config/i386/i386.c (x86_function_profiler)
1249 [!NO_PROFILE_COUNTERS]: Fix typo.
1250 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1253 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1254 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1256 * doc/sourcebuild.texi (Test Directives): Split into six
1257 subsections, with most of the current text in new subsections
1258 Directives, Selectors, and Final Actions.
1259 (Directives): Split list of test directives into multiple
1261 (Selectors): Describe use and syntax of selectors.
1262 (Effective-Target Keywords): Describe all existing keywords.
1263 (Add Options): Describe features for dg-add-options.
1264 (Require Support): Describe variants of dg-require-support.
1265 (Final Actions): Describe commands to use in dg-final.
1267 2010-03-22 Michael Matz <matz@suse.de>
1270 * recog.c (validate_replace_rtx_group): Replace also in
1271 REG_EQUAL and REG_EQUIV notes.
1273 2010-03-22 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/43390
1276 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1277 sure vector extracts are type correct.
1279 2010-03-22 Richard Guenther <rguenther@suse.de>
1282 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1283 x * sqrt (x) even when optimizing for size if the target
1284 has native support for sqrt.
1286 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1288 * varasm.c (make_decl_rtl_for_debug): Also clear
1289 flag_mudflap for the duration of make_decl_rtl call.
1292 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1293 locs from preserved VALUEs.
1295 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1298 * pa.md (movmemsi): Set align to one if zero.
1299 (movmemdi): Likewise.
1301 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1304 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1305 with their corresponding prologue pushes.
1307 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1310 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1311 at the begining or end.
1312 (spu_expand_epilogue): Likewise.
1314 2010-03-20 Richard Guenther <rguenther@suse.de>
1316 PR rtl-optimization/43438
1317 * combine.c (make_extraction): Properly zero-/sign-extend an
1318 extraction of the low part of a CONST_INT. Also handle
1321 2010-03-19 Mike Stump <mikestump@comcast.net>
1323 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1324 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1325 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1327 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1330 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1333 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1335 PR rtl-optimization/42258
1336 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1337 use that may match DEF.
1340 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1341 the cost of loading the constant rather than assuming
1343 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1344 outer code is AND, do the same tests as the andsi3 expander and
1345 return COSTS_N_INSNS (1) if and is cheap.
1347 * optabs.c (avoid_expensive_constant): Fix formatting.
1349 2010-03-19 Michael Matz <matz@suse.de>
1352 * attribs.c (decl_attributes): When rebuilding a function pointer
1353 type use the same qualifiers as the original pointer type.
1355 2010-03-19 Martin Jambor <mjambor@suse.cz>
1357 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1358 and is_gimple_ip_invariant_address.
1360 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1363 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1365 * config/arm/arm.c (arm_override_options): Turn off
1366 flag_dwarf2_cfi_asm for AAPCS variants.
1368 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1371 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1372 Use PRE_MODIFY instead of PRE_DEC.
1373 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1374 (vfp_emit_fstmd): Likewise.
1376 2010-03-19 Michael Matz <matz@suse.de>
1379 * builtins.c (expand_builtin_interclass_mathfn,
1380 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1383 2010-03-19 Richard Guenther <rguenther@suse.de>
1385 PR tree-optimization/43415
1386 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1387 (phi_translate_1): ... this.
1388 (phi_translate): Move all caching here. Cache all NARY
1389 and REFERENCE translations.
1391 2010-03-19 David S. Miller <davem@davemloft.net>
1393 With help from Eric Botcazou.
1394 * config/sparc/sparc.c: Include dwarf2out.h.
1395 (emit_pic_helper): Delete.
1396 (pic_helper_symbol_name): Delete.
1397 (pic_helper_emitted_p): Delete.
1398 (pic_helper_needed): New.
1399 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1400 (get_pc_thunk_name): New.
1401 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1402 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1403 Set pic_helper_needed to true. Don't call emit_pic_helper.
1404 (sparc_expand_prologue): Update load_pic_register call.
1405 (sparc_output_mi_thunk): Likewise.
1406 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1407 thunk if possible. Output CFI information as needed.
1409 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1410 Jack Howarth <howarth@bromo.med.uc.edu>
1413 * config/i386/i386.h: Fix ABI on darwin x86-32.
1415 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1417 * tree.h: Declare make_decl_rtl_for_debug.
1418 * varasm.c (make_decl_rtl_for_debug): New.
1419 * dwarf2out.c (rtl_for_decl_location): Call it.
1420 * cfgexpand.c (expand_debug_expr): Call it.
1422 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1425 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1429 * var-tracking.c (vt_init_cfa_base): Do nothing if
1430 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1432 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1435 * var-tracking.c (canonicalize_vars_star): New.
1436 (dataflow_post_merge_adjust): Use it.
1438 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1441 * var-tracking.c (non_suitable_const): New function.
1442 (add_uses): For DEBUG_INSNs with constants, don't record any
1443 value, instead just the constant value itself.
1444 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1445 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1446 (emit_notes_in_bb): Likewise.
1447 (emit_note_insn_var_location): For onepart variables if
1448 cur_loc is a VOIDmode constant, use DECL_MODE.
1450 2010-03-18 Martin Jambor <mjambor@suse.cz>
1453 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1454 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1455 all non-clones. Moved call redirection...
1456 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1457 (cgraph_materialize_all_clones): Dispose of all
1458 combined_args_to_skip bitmaps.
1459 (verify_cgraph_node): Do not check for edges pointing to wrong
1460 nodes in inline clones.
1461 * tree-inline.c (copy_bb): Call
1462 cgraph_redirect_edge_call_stmt_to_callee.
1463 * ipa.c (cgraph_remove_unreachable_nodes): Call
1464 cgraph_node_remove_callees even when there are used clones.
1466 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1470 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1473 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1476 2010-03-18 Michael Matz <matz@suse.de>
1479 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1480 into sqrt(x) if we need to preserve signed zeros.
1482 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1483 Eric Botcazou <ebotcazou@adacore.com>
1485 PR rtl-optimization/43360
1486 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1487 note if we don't know its invariant status.
1489 2010-03-18 Michael Matz <matz@suse.de>
1491 PR tree-optimization/43402
1492 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1493 PHI chains of ssa names registered for update.
1495 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1498 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1499 non-offsettable and pre_modify update addressing.
1500 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1501 and "2" alternatives "#".
1502 (*movdd_softfloat32): Make all alternatives "#";
1503 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1504 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1505 (*movdf_softfloat32): Make all alternatives "#";
1506 (movdi): Use the new DIFD mode iterator to create a common splitter
1507 for movdi, movdf and movdd patterns.
1509 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1511 * common.opt (dumpdir): Remove redundant tab.
1513 2010-03-17 Martin Jambor <mjambor@suse.cz>
1515 PR tree-optimization/43347
1516 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1517 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1519 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1521 PR rtl-optimization/42216
1522 * regrename.c (create_new_chain): New function, broken out from...
1523 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1524 appending a use to an empty chain.
1525 (build_def_use): Remove previous changes that convert OP_INOUT to
1526 OP_OUT operands; instead detect the case where an OP_INOUT operand
1527 uses a previously untracked register and create an empty chain for it.
1529 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1531 * doc/extend.texi (Function Attributes): Rewrite unfinished
1532 sentence in ms_abi documentation.
1534 2010-03-17 Alan Modra <amodra@gmail.com>
1536 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1537 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1538 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1539 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1541 2010-03-16 Richard Henderson <rth@redhat.com>
1544 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1545 (lower_try_finally): Save and restore eh_seq around the expansion
1548 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1550 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1551 statements before splitting block.
1553 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1555 * doc/sourcebuild.texi (Testsuites): Fix markup.
1556 Use pathnames relative to gcc/testsuite.
1557 (Test Directives): Move description of how timeout is determined.
1558 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1559 (C Tests): Correct gcc.misc-tests directory.
1560 Framework tests now live in gcc.test-framework.
1562 2010-03-16 Richard Guenther <rguenther@suse.de>
1565 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1566 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1568 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1569 Alexandre Oliva <aoliva@redhat.com>
1571 PR tree-optimization/42917
1572 * lambda-code.c (remove_iv): Skip debug statements.
1573 (lambda_loopnest_to_gcc_loopnest): Likewise.
1574 (not_interesting_stmt): Debug statements are not interesting.
1576 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1580 * cselib.c (cselib_preserve_constants,
1581 cfa_base_preserved_val): New static variables.
1582 (preserve_only_constants): New function.
1583 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1584 clear its REG_VALUES. If cselib_preserve_constants, don't
1585 empty the whole hash table, but preserve there VALUEs with constants,
1586 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1587 (cselib_preserve_cfa_base_value): New function.
1588 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1589 (cselib_init): Change argument to int bitfield. Set
1590 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1592 (cselib_finish): Clear cselib_preserve_constants and
1593 cfa_base_preserved_val.
1594 * cselib.h (enum cselib_record_what): New enum.
1595 (cselib_init): Change argument to int.
1596 (cselib_preserve_cfa_base_value): New prototype.
1597 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1598 * dse.c (dse_step1): Likewise.
1599 * cfgcleanup.c (thread_jump): Likewise.
1600 * sched-deps.c (sched_analyze): Likewise.
1601 * gcse.c (local_cprop_pass): Likewise.
1602 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1603 If FN is non-NULL, call the callback always and whenever it returns
1604 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1605 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1606 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1607 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1608 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1609 * var-tracking.c: Include recog.h.
1610 (bb_stack_adjust_offset): Remove.
1611 (vt_stack_adjustments): Don't call it, instead just gather the
1612 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1613 (adjust_stack_reference): Remove.
1614 (compute_cfa_pointer): New function.
1615 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1616 (struct adjust_mem_data): New type.
1617 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1619 (get_address_mode): New function.
1620 (replace_expr_with_values): Use it.
1621 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1622 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1623 (adjust_sets): Remove.
1624 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1625 Use get_address_mode.
1626 (get_adjusted_src): Remove.
1627 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1628 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1629 (add_with_sets): Don't call adjust_sets.
1630 (fp_setter, vt_init_cfa_base): New functions.
1631 (vt_initialize): Change return type to bool. Move most of pool etc.
1632 initialization to the beginning of the function from end. Pass
1633 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1634 If !frame_pointer_needed, call vt_stack_adjustment before mos
1635 vector is filled, call vt_init_cfa_base if argp/framep has been
1636 eliminated to sp. If frame_pointer_needed and argp/framep has
1637 been eliminated to hard frame pointer, set
1638 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1639 encountering fp setter in the prologue. For MO_ADJUST, call
1640 log_op_type before pusing the op into mos vector, not afterwards.
1641 Call adjust_insn before cselib_process_insn/add_with_sets,
1642 call cancel_changes (0) afterwards.
1643 (variable_tracking_main_1): Adjust for vt_initialize calling
1644 vt_stack_adjustments and returning whether it succeeded or not.
1646 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1648 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1651 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1653 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1655 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1656 drap_reg has not been set.
1658 2010-03-15 Michael Matz <matz@suse.de>
1661 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1662 use it to expand block copies.
1663 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1664 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1665 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1667 2010-03-15 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/43367
1670 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1673 2010-03-15 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/43317
1676 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1678 2010-03-15 Martin Jambor <mjambor@suse.cz>
1680 PR tree-optimization/43141
1681 * tree-sra.c (create_abstract_origin): New function.
1682 (modify_function): Call create_abstract_origin.
1684 2010-03-15 Chris Demetriou <cgd@google.com>
1686 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1689 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1693 call insert_out_of_ssa_copy for default definitions.
1695 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1697 * graphite-clast-to-gimple.c (my_long_long): Defined.
1698 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1699 * graphite-sese-to-poly.c (my_long_long): Defined.
1700 (scop_ivs_can_be_represented): Use it.
1702 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1704 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1705 graphite-max-bbs-per-function, and loop-block-tile-size.
1706 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1708 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1710 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1712 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1713 forward declaration.
1714 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1715 (add_upper_bounds_from_estimated_nit): New.
1716 (build_loop_iteration_domains): Use it.
1718 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1720 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1722 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1725 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1726 should be an INTEGER_CST. Also handle CASE_CONVERT.
1728 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1730 * graphite.c (graphite_initialize): To bound the number of bbs per
1731 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1732 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1733 * doc/invoke.texi: Document it.
1735 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1737 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1738 * graphite-sese-to-poly.h (build_poly_scop): Same.
1740 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1742 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1743 the number of parameters in the scop. Use as an upper bound
1744 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1745 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1746 * doc/invoke.texi: Document it.
1748 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1750 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1751 * doc/c-tree.texi: Remove.
1752 * doc/generic.texi: Merge c-tree.texi here.
1753 * doc/gccint.texi (Trees): Remove menu entry.
1754 (c-tree.texi): Remove @include.
1755 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1756 * doc/languages.texi (Reading RTL): Ditto.
1758 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1761 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1763 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1766 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1767 code added to work around reload clobbering CONST insns.
1769 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1771 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1772 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1773 (cselib_preserve_only_values): Remove retain argument, don't
1774 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1775 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1776 * var-tracking.c (micro_operation): Move insn field before union.
1777 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1778 (struct variable_tracking_info_def): Remove n_mos field, change
1779 mos into a vector of micro_operations.
1780 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1781 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1782 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1783 changing into a vector.
1784 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1785 come before all other uops generated by add_stores.
1786 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1788 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1789 a vector. Run just one pass over the bbs instead of separate counting
1790 and computation phase.
1791 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1794 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1795 into *nonlocalized_list vector.
1796 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1797 even if origin is non-NULL.
1798 (gen_variable_die): Likewise.
1799 (process_scope_var): Don't change origin.
1800 (gen_decl_die): Likewise.
1801 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1802 before adding new edges instead of after it, fix moving over
1805 2010-03-11 David S. Miller <davem@davemloft.net>
1807 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1809 * configure: Rebuild.
1811 2010-03-11 Martin Jambor <mjambor@suse.cz>
1813 PR tree-optimization/43257
1814 * tree.c (assign_assembler_name_if_neeeded): New function.
1815 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1817 * tree.h (assign_assembler_name_if_neeeded): Declare.
1818 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1819 the function if needed.
1821 2010-03-11 Chris Demetriou <cgd@google.com>
1823 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1824 include/stdint-gcc.h, and include/stdint.h world-readable.
1826 2010-03-11 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/43255
1829 * tree-vrp.c (process_assert_insertions_for): Do not insert
1830 asserts for trivial conditions.
1832 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1834 PR tree-optimization/43280
1835 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1836 generation. Move calculation of size out of the if branch.
1837 (find_bswap): Modify compare number generation.
1839 2010-03-11 Richard Guenther <rguenther@suse.de>
1842 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1843 (input_gimple_stmt): Fixup handled component types during
1844 operand read. Also fix up decls in ADDR_EXPRs.
1846 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1848 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1849 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1851 2010-03-10 Jan Hubicka <jh@suse.cz>
1854 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1855 * varasm.c (get_variable_section): Don't do that here...
1856 (make_decl_rtl): ... and here.
1857 (do_assemble_alias): Produce decl RTL.
1858 (assemble_alias): Likewise.
1860 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1863 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1864 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1866 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1867 (based_loc_descr): Only express drap or vdrap regno based expressions
1868 using DW_OP_fbreg when not optimizing.
1869 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1870 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1871 REG_CFA_SET_VDRAP note.
1873 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1875 PR tree-optimization/43236
1876 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1877 error in calculation of base address in reverse iteration case.
1878 (generate_builtin): Take number of latch executions if the statement
1881 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1884 * tree-eh.c: Include pointer-set.h.
1885 (lower_eh_dispatch): Filter out duplicate case labels and
1886 remove the unneeded edge when the label is unused. Return
1887 true when some edges are removed.
1888 (execute_lower_eh_dispatch): When any lowering resulted in
1889 removing an edge, also delete unreachable blocks.
1891 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1894 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1895 UNSPEC_MACHOPIC_OFFSET.
1897 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1900 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1901 (m68k_delegitimize_address): New function.
1903 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1906 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1909 * var-tracking.c (adjust_sets): New function.
1910 (count_with_sets, add_with_sets): Use it.
1911 (get_adjusted_src): New inline function.
1912 (add_stores): Use it.
1915 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1916 call cselib_dummy_expand_value_rtx_cb instead of
1917 cselib_expand_value_rtx_cb.
1920 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1921 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1922 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1923 and .cfi_endproc around the pic thunks.
1924 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1925 all queued unwind info register saves are saved before the call.
1926 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1927 considered as sp-=4 for unwind info and the pop as sp+=4 which
1928 also clobbers dest, but doesn't actually restore it.
1931 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1932 RTX_FRAME_RELATED_P.
1934 2010-03-09 Jie Zhang <jie@codesourcery.com>
1936 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1937 whitespaces in output template.
1939 2010-03-09 Jie Zhang <jie@codesourcery.com>
1941 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1944 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1946 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1947 builtins.exp in a separate job.
1949 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1951 * graphite-sese-to-poly.c (add_param_constraints): Use
1952 lower_bound_in_type and upper_bound_in_type.
1954 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1956 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1957 instead of unsigned_type_node.
1959 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1960 Reza Yazdani <reza.yazdani@amd.com>
1963 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1964 on pointer type parameters.
1966 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1970 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1971 handle conversions from pointer to integers.
1972 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1973 induction variable, to be able to work with code generated by CLooG.
1974 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1975 (build_poly_scop): Bail out if we cannot codegen a loop.
1977 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1979 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1980 code generation with gloog_error.
1982 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1984 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1985 Call fold_convert on all the returned values.
1986 (expand_scalar_variables_expr): Pass to
1987 expand_scalar_variables_ssa_name the type of the resulting expression.
1989 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1991 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1992 ppl_min_for_le_pointset.
1993 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1994 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1996 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1998 * graphite-dependences.c (map_into_dep_poly): Removed.
1999 (dependence_polyhedron_1): Use combine_context_id_scat.
2001 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2003 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2004 (struct poly_bb): Same.
2005 (combine_context_id_scat): New.
2007 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2010 * sese.c (name_defined_in_loop_p): Return false for default
2013 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2015 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2016 and clean up the logic.
2018 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2020 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2023 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2025 * var-tracking.c (remove_cselib_value_chains): Define only for
2027 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2028 delete_slot_part, emit_notes_for_differences_1): Don't call
2029 remove_cselib_value_chains here.
2030 (set_slot_part, emit_notes_for_differences_2): Don't call
2031 add_cselib_value_chains here.
2032 (preserved_values): New vector.
2033 (preserve_value): New function.
2034 (add_uses, add_stores, vt_add_function_parameters): Use it
2035 instead of cselib_preserve_value.
2036 (changed_values_stack): New vector.
2037 (check_changed_vars_0): New function.
2038 (check_changed_vars_1, check_changed_vars_2): Use it.
2039 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2040 changed_values_stack VALUEs.
2041 (vt_emit_notes): For all preserved_values call
2042 add_cselib_value_chains. If ENABLE_CHECKING call
2043 remove_cselib_value_chains before verifying value_chains is empty.
2044 Initialize and free changed_values_stack.
2045 (vt_initialize): Initialize preserved_values.
2046 (vt_finalize): Free preserved_values.
2048 2010-03-08 Richard Guenther <rguenther@suse.de>
2050 PR tree-optimization/43269
2051 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2054 2010-03-08 Martin Jambor <mjambor@suse.cz>
2056 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2057 (ipa_is_param_called): Removed.
2058 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2059 (ipa_print_node_params): Do not print the called flag.
2060 (ipa_write_node_info): Do not stream the called flag.
2061 (ipa_read_node_info): Likewise.
2063 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2066 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2067 * cselib.c (struct expand_value_data): Add dummy field.
2068 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2070 (cselib_dummy_expand_value_rtx_cb): New function.
2071 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2073 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2074 * var-tracking.c: Include pointer-set.h.
2075 (variable): Change n_var_parts to char from int. Add
2076 cur_loc_changed and in_changed_variables fields.
2077 (variable_canonicalize): Remove.
2078 (shared_var_p): New inline function.
2079 (unshare_variable): Maintain cur_loc_changed and
2080 in_changed_variables fields. If var was in changed_variables,
2081 replace it there with new_var. Just copy cur_loc instead of
2082 resetting it to something else.
2083 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2084 (dataflow_set_union): Don't call variable_canonicalize.
2085 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2086 of their DEBUG_EXPR_TREE_DECLs.
2087 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2088 and in_changed_variables and cur_loc_changed is false.
2089 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2090 and cur_loc_changed. Don't update cur_loc here.
2091 (variable_merge_over_src): Don't call variable_canonicalize.
2092 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2093 removing loc that is equal to cur_loc, clear cur_loc,
2094 set cur_loc_changed and ensure variable_was_changed is called.
2095 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2096 compare pointers in cur_loc check, if it is equal to loc,
2097 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2098 (variable_different_p): Remove compare_current_location argument,
2099 don't compare cur_loc.
2100 (dataflow_set_different_1): Adjust variable_different_p caller.
2101 (variable_was_changed): If dv had some var in changed_variables
2102 already, reset in_changed_variables flag for it and propagate
2103 cur_loc_changed over to the new variable. On empty var
2104 always set cur_loc_changed. Set in_changed_variables on whatever
2105 var is added to changed_variables.
2106 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2107 Use shared_var_p. When removing loc that is equal to cur_loc,
2108 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2109 end, don't set it to something else, just call variable_was_changed.
2110 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2111 loc being removed, clear cur_loc and set cur_loc_changed.
2112 Set cur_loc_changed if all locations have been removed.
2113 (struct expand_loc_callback_data): New type.
2114 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2115 allocated. Always create SUBREGs if simplify_subreg failed.
2116 Prefer to use cur_loc, when that fails and still in
2117 changed_variables (and seen first time) recompute it. Set
2118 cur_loc_changed of variables which had to change cur_loc and
2119 compute elcd->cur_loc_changed if any of the subexpressions used
2120 had to change cur_loc.
2121 (vt_expand_loc): Adjust to pass arguments in
2122 expand_loc_callback_data structure.
2123 (vt_expand_loc_dummy): New function.
2124 (emitted_notes): New variable.
2125 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2126 that weren't used for any other decl in current
2127 emit_notes_for_changes call call vt_expand_loc_dummy to update
2128 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2129 first loc_chain location if NULL before. Always use just
2130 cur_loc instead of first loc_chain location. When cur_loc_changed
2131 is false, when not --enable-checking=rtl just don't emit any note.
2132 When rtl checking, compute the note and assert it is the same
2133 as previous note. Clear cur_loc_changed and in_changed_variables
2134 at the end before removing from changed_variables.
2135 (check_changed_vars_3): New function.
2136 (emit_notes_for_changes): Traverse changed_vars to call
2137 check_changed_vars_3 on each changed var.
2138 (emit_notes_for_differences_1): Clear cur_loc_changed and
2139 in_changed_variables. Recompute cur_loc of new_var.
2140 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2141 (vt_emit_notes): Initialize and destroy emitted_notes.
2143 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2145 PR rtl-optimization/42220
2146 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2147 Use verify_reg_tracked to determine if we should use OP_OUT rather
2149 (build_def_use): If we see an in-out operand for a register that we
2150 know nothing about, treat is an output if possible, fail the block if
2153 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2156 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2159 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2162 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2163 uses of relevant DEFs that are dead outside the loop too.
2165 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2167 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2169 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2171 * var-tracking.c (values_to_unmark): New variable.
2172 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2173 values_to_unmark vector. Moved body to...
2174 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2175 instead queue it into values_to_unmark vector.
2176 (vt_find_locations): Free values_to_unmark vector.
2178 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2180 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2181 (site.exp): Export them when plugins are enabled.
2183 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2186 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2188 (chrec_fold_multiply): Same.
2190 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2193 * c-decl.c (build_compound_literal): Return early if init is
2196 2010-03-04 Martin Jambor <mjambor@suse.cz>
2198 PR tree-optimization/43164
2199 PR tree-optimization/43191
2200 * tree-sra.c (type_consists_of_records_p): Reject records with
2201 zero-size bit-fields at the end.
2203 2010-03-04 Mike Stump <mikestump@comcast.net>
2205 * Makefile.in (TAGS): Remove *.y.
2207 2010-03-04 Richard Guenther <rguenther@suse.de>
2209 PR tree-optimization/40761
2210 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2212 (my_rev_post_order_compute): New function.
2213 (init_pre): Call it.
2215 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2218 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2219 decrease the cost of an IV candidate when the cost is infinite.
2221 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2223 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2224 Use '3DNow!' for the extension of that name, ensure normal space
2226 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2228 2010-03-03 Jeff Law <law@redhat.com>
2230 * PR middle-end/32693
2231 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2232 than gen_rtx_SUBREG.
2233 (extract_bit_field_1): Likewise.
2235 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2237 * doc/sourcebuild.texi (Test directives): Document that arguments
2238 include-opts and exclude-opts are now optional for dg-skip-if,
2239 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2241 2010-03-03 Jason Merrill <jason@redhat.com>
2244 * cgraph.h (varpool_node): Add extra_name field.
2245 * varpool.c (varpool_extra_name_alias): New.
2246 (varpool_assemble_decl): Emit extra name aliases.
2247 (varpool_mark_needed_node): Look past an extra name alias.
2248 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2249 * lto-streamer-in.c (lto_input_tree): Read it.
2250 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2252 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2254 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2255 (sparc*-*-solaris2*): ...this.
2257 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2260 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2261 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2262 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2263 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2266 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2267 fallthrough to default handling, just with want_address 0 instead of 2.
2268 For single element lists, add_AT_loc directly, otherwise create an
2269 artificial variable DIE and stick location list to it.
2272 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2273 (VAL_EXPR_HAS_REVERSE): Define.
2274 (reverse_op): New function.
2275 (add_stores): For reversible operations add an extra MO_VAL_USE.
2277 2010-03-02 Jason Merrill <jason@redhat.com>
2279 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2281 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2283 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2284 (sparc64-*-linux*): Likewise.
2285 (sparc64-*-solaris2*): Include assembler files before linker ones.
2286 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2287 * config/sparc/gas.h: Delete.
2288 * config/sparc/sol2-64.h: Add copyright notice.
2289 * config/sparc/sol2-gas-bi.h: Likewise.
2290 * config/sparc/sol2-gld.h: Likewise.
2291 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2292 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2293 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2294 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2295 (sparc_elf_asm_named_section): Rename into...
2296 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2298 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2300 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2302 2010-03-02 Jeff Law <law@redhat.com>
2305 * reload1.c (rtx_p, substitute_stack): Declare.
2306 (substitute): Record addresses of changed rtxs.
2307 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2308 Restore the original rtx when complete.
2309 (reload): Free subsitute_stack when complete.
2311 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2313 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2314 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2316 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2317 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2318 Torture Tests): Change from subsection to section.
2320 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2321 Steven Bosscher <steven@gcc.gnu.org>
2323 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2326 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2329 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2330 the assignment from the new induction variable to the assignment
2331 of the value from the original loop PHI function.
2333 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2334 Daniel Jacobowitz <dan@codesourcery.com>
2336 * doc/sourcebuild.texi (Test directives): Clarify options to
2339 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2341 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2342 Disable cfi directives unless GCC and gas agree on using read-only
2343 .eh_frame sections for 64-bit.
2344 * configure: Regenerate.
2346 2010-03-01 Richard Guenther <rguenther@suse.de>
2348 PR tree-optimization/43220
2349 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2350 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2352 2010-03-01 Richard Guenther <rguenther@suse.de>
2353 Martin Jambor <mjambor@suse.cz>
2356 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2357 gimplified parameters.
2359 2010-03-01 Christian Bruel <christian.bruel@st.com>
2361 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2363 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2365 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2367 2010-03-01 Richard Guenther <rguenther@suse.de>
2370 * expr.c (expand_assignment): Use the alias-oracle to tell
2371 if the rhs aliases the result decl.
2373 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2376 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2377 to sol_gt_pch_get_address.
2378 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2379 64-bit, SPARC and x86.
2380 (sol_gt_pch_get_address): New function.
2382 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2384 * toplev.h (inform_n, error_n): Declare.
2385 * diagnostic.c (inform_n, error_n): New function.
2387 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2389 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2390 has no rtl yet when processing local_decls, queue it and recheck
2391 if deferred stack allocation hasn't assigned it rtl.
2393 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2395 * config/sh/sh.c (unspec_bbr_uid): New.
2396 (gen_block_redirect): Use it instead of INSN_UID.
2397 (gen_far_branch): Likewise.
2399 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2401 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2402 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2404 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2406 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2407 (Warning Options): -Wno-conversion-null is valid for
2408 Objective-C++ as well.
2409 * doc/tm.texi (Named Address Spaces): Likewise.
2410 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2411 * doc/tree-ssa.texi (Tree SSA): Likewise.
2413 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2416 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2417 by default. Don't set the default arch for
2418 i[34567]86-*-darwin*|x86_64-*-darwin*.
2420 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2423 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2424 default. Set the default 32bit/64bit archs with $with_arch
2425 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2427 2010-02-27 Richard Guenther <rguenther@suse.de>
2429 PR tree-optimization/43186
2430 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2431 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2432 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2433 unroller iterations.
2435 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2437 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2438 required and i[34567]86-*-* targets don't support 64bit ISA.
2440 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2443 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2446 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2448 * config.gcc: Set the default arch at least to Prescott for
2449 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2450 if SSE math is enabled.
2452 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2454 * diagnostic.c (diagnostic_initialize): Update.
2455 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2457 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2458 (diagnostic_inhibit_notes): New.
2459 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2461 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2464 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2465 * doc/standards.texi: Likewise.
2466 * doc/extend.texi: Likewise.
2467 * doc/trouble.texi: Likewise.
2468 * doc/cppopts.texi: Likewise.
2469 * doc/install.texi: Likewise.
2470 * c.opt (std=c90,std=gnu90): New options.
2471 * c-opts.c (c_common_handle_option): Handle them.
2473 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2476 * c-decl.c (undeclared_variable): Use an informative note.
2478 2010-02-26 Richard Guenther <rguenther@suse.de>
2480 PR tree-optimization/43186
2481 * gimple.h (gimple_fold): Remove.
2482 * gimple.c (gimple_fold): Remove. Inline into single user ...
2483 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2484 Try harder for conditions.
2486 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2489 * function.c (used_types_insert): Don't skip through named pointer
2490 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2491 and it is different from the main variant's type.
2493 2010-02-26 Nick Clifton <nickc@redhat.com>
2495 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2497 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2499 * config.gcc: Support --with-fpmath=sse for x86.
2501 * config/i386/ssemath.h: New.
2503 * doc/install.texi (--with-fpmath=sse): Documented.
2505 2010-02-26 Richard Guenther <rguenther@suse.de>
2507 PR tree-optimization/43188
2508 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2509 vector types of over-aligned element type.
2511 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2515 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2517 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2519 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2521 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2523 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2524 * var-tracking.c: Include diagnostic.h.
2525 (debug_dv): New function.
2526 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2529 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2530 (add_value_chain, add_value_chains, remove_value_chain,
2531 remove_value_chains): Handle DEBUG_EXPRs.
2532 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2535 * regcprop.c (struct queued_debug_insn_change): New type.
2536 (struct value_data_entry): Add debug_insn_changes field.
2537 (struct value_data): Add n_debug_insn_changes field.
2538 (debug_insn_changes_pool): New variable.
2539 (free_debug_insn_changes, apply_debug_insn_changes,
2540 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2541 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2542 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2544 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2546 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2547 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2548 changes, call cprop_find_used_regs via note_stores.
2549 (copyprop_hardreg_forward): When copying vd from predecessor
2550 which has any queued DEBUG_INSN changes, make sure the pointers are
2551 cleared. At the end call df_analyze and then if there are any
2552 DEBUG_INSN changes queued at the end of some basic block for still
2553 live registers, apply them.
2554 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2556 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2558 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2561 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2563 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2564 targets. Set the default with_cpu/with_arch from arch/cpu.
2565 Allow x86-64 and native for with_cpu/with_arch.
2567 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2569 * ebitmap.c: Change calls to verify_popcount with calls to
2570 sbitmap_verify_popcount.
2571 (ebitmap_clear_bit): Fixed map->cacheindex test and
2572 map>cache update when bit clearing results in an empty
2575 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2578 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2579 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2580 and support both V2DF and V2DI modes.
2581 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2582 support both V2DF and V2DI modes.
2583 (general): Delete trailing whitespace from a few patterns.
2585 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2586 V2DF/V2DI interleave high/low builtins.
2588 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2591 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2592 interleave high/low functions.
2594 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2596 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2597 #pragma extern_prefix.
2599 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2602 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2603 BLKmode, assert op0 is a MEM and just adjust its mode.
2606 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2607 if bitpos isn't multiple of mode's bitsize.
2609 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2611 * c.opt (-ftemplate-depth=): New.
2612 (-ftemplate-depth-): Deprecate.
2613 * optc-gen.awk: Handle -ftemplate-depth=.
2614 * opth-gen.awk: Likewise.
2615 * c-opts.c (c_common_handle_option): Likewise.
2616 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2618 2010-02-24 Jason Merrill <jason@redhat.com>
2620 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2622 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2624 * cfg.c (alloc_aux_for_block): Remove inline.
2625 (alloc_aux_for_edge): Likewise.
2627 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2629 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2631 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2633 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2634 * config/i386/sol2-gas.h: New file.
2635 * config.gcc (i[34567]86-*-solaris2*): Use it.
2637 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2640 * c-typeck.c (ep_convert_and_check): New.
2641 (build_conditional_expr): Use it.
2642 (build_binary_op): Likewise.
2644 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2646 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2649 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2650 bounds even for -O+.
2651 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2652 expr needs to have DECL_NAME set.
2654 2010-02-24 Nick Clifton <nickc@redhat.com>
2656 * config/mep/mep.c: Include gimple.h.
2657 (mep_function_uses_sp): Delete unused function.
2658 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2659 parameters. Use unsigned integers to count args. Return a
2660 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2662 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2665 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2666 greater or equal to nelt instead of 2 * nelt.
2667 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2670 2010-02-23 Jason Merrill <jason@redhat.com>
2673 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2674 in cfun->local_decls even if they have register types.
2677 * stor-layout.c (place_field): Don't warn about unnecessary
2678 DECL_PACKED if the type is packed.
2680 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2683 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2684 GOTOFF relocs, even when the base reg isn't pic pointer.
2686 2010-02-23 Michael Matz <matz@suse.de>
2689 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2690 (expand_gimple_basic_block): Generate and use debug temps if there
2691 are debug uses left after the last real use of TERed ssa names.
2692 Unlink debug immediate uses when they are expanded.
2694 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2697 * config/i386/i386.c (override_options): Reorganise to provide
2698 better error messages.
2700 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2703 * graphite-scop-detection.c (create_single_exit_edge): Move
2704 the call to find_single_exit_edge to....
2705 (create_sese_edges): ...here. Don't handle multiple edges
2706 exiting the function.
2707 (build_graphite_scops): Don't handle multiple edges
2708 exiting the function.
2710 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2713 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2714 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2716 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2719 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2721 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2724 * c-typeck.c (convert_arguments): Print declaration location.
2725 * c-common.c (validate_nargs): Rename as
2726 builtin_function_validate_nargs.
2727 (check_builtin_function_arguments): Update.
2729 2010-02-22 Richard Guenther <rguenther@suse.de>
2732 * tree-inline.c (declare_return_variable): Use the type of
2733 the call stmt lhs if available.
2735 2010-02-22 Duncan Sands <baldrick@free.fr>
2737 * passes.c (register_pass): Always consider all pass lists when
2738 ref_pass_instance_number is zero.
2740 2010-02-22 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/42749
2743 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2744 parameter. Do arithmetic in the original type.
2745 (update_accumulator_with_ops): Likewise.
2746 (adjust_accumulator_values): Adjust.
2748 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2750 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2751 (QI to BLKmode splitter): New splitter.
2753 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2755 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2756 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2758 2010-02-22 Richard Guenther <rguenther@suse.de>
2760 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2762 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2764 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2765 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2766 ($(T)crti.o, $(T)crtn.o): Remove rules.
2768 2010-02-21 Tobias Burnus <burnus@net-b.de>
2771 * doc/invoke.texi (-fassociative-math): Document that this
2772 option is automatically enabled for Fortran.
2774 2010-02-20 David S. Miller <davem@davemloft.net>
2776 * configure.ac: Test if linker and assembler properly support
2777 GOTDATA_OP relocations.
2778 * configure: Rebuild.
2779 * config.in: Likewise.
2780 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2781 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2782 (movsi_high_pic): Likewise.
2783 (movdi_lo_sum_pic): Likewise.
2784 (movdi_high_pic): Likewise.
2785 (movsi_pic_gotdata_op): New pattern.
2786 (movdi_pic_gotdata_op): Likewise.
2787 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2788 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2790 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2794 attribute to ssemul.
2795 (xop_mulv2div2di3_high): Ditto.
2797 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2800 * c.opt (Wconversion-null): New option.
2801 * doc/invoke.texi (Wconversion-null): Document.
2803 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2805 * common.opt (Wlarger-than-): Add Undocumented.
2807 2010-02-19 Mike Stump <mikestump@comcast.net>
2809 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2811 2010-02-19 Jason Merrill <jason@redhat.com>
2814 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2815 * configure: Likewise.
2817 2010-02-20 Alan Modra <amodra@gmail.com>
2820 * cgraph.h (cgraph_make_decl_local): Declare.
2821 * cgraph.c (cgraph_make_decl_local): New function.
2822 (cgraph_make_node_local): Use it.
2823 * cgraphunit.c (cgraph_function_versioning): Likewise.
2824 * ipa.c (function_and_variable_visibility): Likewise.
2826 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2829 * except.c (sjlj_emit_function_enter): Don't call
2830 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2832 * rtl.h (add_reg_br_prob_note): Remove prototype.
2834 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2837 * c-common.c (conversion_warning): Remove widening conversions
2838 before checking the conversion of integers to reals.
2840 2010-02-19 Mike Stump <mikestump@comcast.net>
2843 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2846 * cgraphunit.c (process_function_and_variable_attributes): Check
2847 DECL_PRESERVE_P instead of looking up attribute "used".
2848 * ipa-pure-const.c (check_decl): Likewise.
2849 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2850 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2851 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2852 instead of attribute "used".
2853 * config/sol2-c.c (solaris_pragma_init): Likewise.
2854 (solaris_pragma_fini): Likewise.
2856 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2858 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2859 Use XCNEW instead of xcalloc.
2860 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2861 XNEW instead of xmalloc.
2862 (get_fields): Use XNEWVEC instead of xmalloc.
2865 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2866 populate vars array.
2867 (create_new_general_access): For debug stmts just reset value.
2868 (get_stmt_accesses): For accesses within debug stmts just record them
2869 using add_access_to_acc_sites instead of preventing the peeling or
2870 counting them as accesses.
2873 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2875 2010-02-19 Richard Guenther <rguenther@suse.de>
2877 PR tree-optimization/42916
2878 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2881 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2883 * configure.ac: Replace all uses of changequote in macro arguments
2884 with proper quoting.
2886 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2889 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2891 2010-02-19 Richard Guenther <rguenther@suse.de>
2893 PR tree-optimization/42944
2894 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2895 test for aliasing with errno.
2897 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2900 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2901 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2902 * dojump.c: Include output.h.
2903 (inv): New inline function.
2904 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2905 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2906 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2907 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2908 argument, pass it down to other calls.
2909 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2910 add REG_BR_PROB note to the conditional jump.
2911 * cfgexpand.c (add_reg_br_prob_note): Removed.
2912 (expand_gimple_cond): Don't call it, add the probability
2913 as last argument to jumpif_1/jumpifnot_1.
2914 * Makefile.in (dojump.o): Depend on output.h.
2915 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2917 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2918 * stmt.c (do_jump_if_equal): Likewise.
2919 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2920 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2921 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2923 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2924 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2925 jumpifnot_1 callers.
2926 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2928 (store_expr): Adjust jumpifnot caller.
2929 (store_constructor): Adjust jumpif caller.
2932 * gimplify.c (gimple_boolify): For __builtin_expect call
2933 gimple_boolify also on its first argument.
2935 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2937 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2939 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2940 * configure: Regenerated.
2942 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2944 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2945 lang_hooks.types_compatible_p instead of comptypes.
2947 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2949 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2950 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2951 if __prefer_thumb__ is defined.
2953 2010-02-18 Martin Jambor <mjambor@suse.cz>
2955 PR tree-optimization/43066
2956 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2957 array with zero-sized element type.
2959 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2961 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2962 rtx, allocate struct var_loc_node here and return it to the
2963 caller, and only if it is actually needed.
2964 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2965 move it earlier and return immediately if it returns NULL.
2967 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2969 * config/sparc/gas.h: New file. Restore
2970 TARGET_ASM_NAMED_SECTION to its ELF default.
2971 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2973 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2974 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2975 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2976 after sparc/sysv4.h.
2978 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2980 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2982 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2984 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2985 patterns from predicated pattern.
2987 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2990 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2991 for insn mnemonic suffix.
2993 2010-02-17 Richard Guenther <rguenther@suse.de>
2995 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2998 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3001 * caller-save.c (save_call_clobbered_regs): If BB ends with
3002 a DEBUG_INSN, move any notes in between last real insn and the last
3003 DEBUG_INSN after the last DEBUG_INSN.
3005 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3007 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3008 Fix return type. Fix argument type. Explain meaning of return value.
3010 2010-02-16 Richard Guenther <rguenther@suse.de>
3012 PR tree-optimization/41043
3013 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3014 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3016 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3018 2010-02-16 Ira Rosen <irar@il.ibm.com>
3020 PR tree-optimization/43074
3021 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3022 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3023 vectorizable cycles in hybrid SLP check.
3024 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3026 2010-02-16 Richard Guenther <rguenther@suse.de>
3028 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3029 (true_dependence): If memrefs_conflict_p computes must-alias
3030 trust it. Move TBAA check after offset-based disambiguation.
3031 (canon_true_dependence): Likewise.
3033 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3035 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3036 * doc/invoke.texi: Document it.
3037 * var-tracking.c: Include toplev.h and params.h.
3038 (vt_find_locations): Return bool indicating success. Compute
3039 hash sizes unconditionally. Check new parameter, report.
3040 (variable_tracking_main_1): Check vt_find_locations results and
3041 retry. Renamed from...
3042 (variable_tracking_main): ... this. New wrapper to preserve
3043 flag_var_tracking_assignments.
3044 * Makefile.in (var-tracking.o): Adjust dependencies.
3046 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3047 Jakub Jelinek <jakub@redhat.com>
3050 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3051 if weak_import attribute is present.
3052 * config/darwin.c (machopic_select_section): Likewise.
3054 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3056 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3057 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3058 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3059 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3061 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3063 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3066 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3067 Rewrite text to refer to the names.
3069 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3071 * config/i386/i386-builtin-types.def
3072 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3073 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3074 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3075 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3076 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3077 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3078 IX86_BUILTIN_VPERMIL2PS256.
3079 (MULTI_ARG_4_DF2_DI_I): Defined.
3080 (MULTI_ARG_4_DF2_DI_I1): Defined.
3081 (MULTI_ARG_4_SF2_SI_I): Defined.
3082 (MULTI_ARG_4_SF2_SI_I1): Defined.
3083 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3084 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3085 __builtin_ia32_vpermil2ps256.
3086 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3087 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3088 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3089 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3090 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3091 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3092 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3093 CODE_FOR_xop_vpermil2v8sf3.
3094 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3095 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3096 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3097 (_mm256_permute2_pd): New.
3098 (_mm_permute2_ps): New.
3099 (_mm256_permute2_ps): New.
3101 2010-02-15 Nick Clifton <nickc@redhat.com>
3103 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3104 boolean parameters. Use emit_jump_insn when emitting a pop
3105 instruction containing a return insn.
3106 (push): Use 'true' rather than '1' as second parameter to F.
3107 (h8300_expand_prologue): Likewise.
3108 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3109 (h8300_expand_epilogue): Likewise.
3111 2010-02-15 Richard Guenther <rguenther@suse.de>
3114 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3117 2010-02-15 Nick Clifton <nickc@redhat.com>
3119 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3122 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3124 * intl.c (fake_ngettext): New function.
3125 * intl.h (fake_ngettext): Declare.
3126 (ngettext): Define macro.
3127 * collect2.c (notice_translated): New function.
3128 (main): Use notice_translated and ngettext.
3129 * collect2.h (notice_translated): Declare.
3131 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3133 * reorg.c (delete_computation): Comment fixes.
3134 * caller-save.c (setup_save_areas): Idem.
3135 * sel-sched-dump.c (dump_lv_set): Idem.
3138 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3140 * config/s390/s390.c (s390_sched_init): New function.
3141 (TARGET_SCHED_INIT): Target hook defined.
3143 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3144 Jack Howarth <howarth@bromo.med.uc.edu>
3145 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3148 Partial revert of unintended change in fix for PR41605.
3149 * config/darwin.h: Fix typo.
3150 * config/darwin9.h: Same.
3152 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3154 * c-pch.c (pch_init): Clear v.
3156 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3159 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3160 graphite_can_represent_init for MULT_EXPR.
3162 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3166 * graphite-sese-to-poly.c (remove_phi): New.
3167 (translate_scalar_reduction_to_array): Call remove_phi.
3169 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3172 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3173 * graphite-clast-to-gimple.h (gloog): Update declaration.
3174 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3175 * graphite-poly.h (struct poly_bb): Add missing comments.
3176 (struct scop): Add poly_scop_p field.
3178 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3179 * graphite.c (graphite_transform_loops): Build the polyhedral
3180 representation for each scop before code generation.
3181 * sese.c (rename_variables_in_operand): Removed.
3182 (rename_variables_in_expr): Return the renamed expression.
3183 (rename_sese_parameters): New.
3184 * sese.h (rename_sese_parameters): Declared.
3186 2010-02-11 Richard Guenther <rguenther@suse.de>
3188 PR tree-optimization/42998
3189 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3190 POINTER_PLUS_EXPR properly.
3192 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3193 Changpeng Fang <changpeng.fang@amd.com>
3196 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3197 the cost of an IV candidate when the IV is used in a test against zero.
3199 * gcc.dg/tree-ssa/ivopts-3.c: New.
3201 2010-02-11 Richard Guenther <rguenther@suse.de>
3204 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3205 pointer-vs-decl case by swapping refs. Handle some cases
3206 of pointer-vs-decl disambiguations more conservatively.
3207 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3208 to false after expanding.
3210 2010-02-11 Richard Guenther <rguenther@suse.de>
3213 * gcc.c (process_command): Handle LTO file@offset case more
3216 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3218 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3219 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3221 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3223 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3224 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3225 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3226 Optimize eq/ne comparisons when both arguments are known to be
3228 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3229 Don't mask operands unnecessarily if they are known to be already
3232 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3234 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3237 2010-02-10 Richard Guenther <rguenther@suse.de>
3239 PR tree-optimization/43017
3240 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3241 for wrapping signed arithmetic.
3243 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3246 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3247 if no debug info should be emitted for it.
3249 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3251 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3252 note when flag_exceptions is set.
3254 2010-02-10 Duncan Sands <baldrick@free.fr>
3256 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3258 2010-02-10 Richard Guenther <rguenther@suse.de>
3261 * tree.c (get_unwidened): Handle constants.
3262 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3264 2010-02-10 Martin Jambor <mjambor@suse.cz>
3267 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3268 check for variable argument counts independently.
3270 2010-02-10 Christian Bruel <christian.bruel@st.com>
3273 * config/sh/sh.c (find_barrier): Increase length for non delayed
3274 conditional branches.
3276 2010-02-10 Christian Bruel <christian.bruel@st.com>
3278 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3280 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3282 * builtins.c (set_builtin_user_assembler_name): Also handle
3283 ffs if int is smaller than word.
3285 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3288 * ira-conflicts.c (get_dup): Remove.
3289 (process_reg_shuffles): Add new parameter. Use it as an
3290 additional guard for copy generation.
3291 (add_insn_allocno_copies): Rewrite.
3293 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3295 * common.opt (fsched2-use-traces): Preserved for backward
3297 * doc/invoke.texi: Remove the documentation about option
3298 -fsched2-use-traces.
3299 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3300 flag_sched2_use_traces.
3301 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3302 the backward compatibility flag section.
3304 2010-02-09 Richard Guenther <rguenther@suse.de>
3306 PR tree-optimization/43008
3307 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3308 make HEAP variables initialized from global memory if they
3309 are not known builtin functions.
3310 (find_func_aliases): Adjust.
3312 2010-02-09 Richard Guenther <rguenther@suse.de>
3314 PR tree-optimization/43000
3315 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3316 arithmetic manually.
3318 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3320 PR tree-optimization/42931
3321 * tree-loop-linear.c (try_interchange_loops): Don't call
3322 double_int_mul if estimated_loop_iterations failed.
3324 2010-02-08 Martin Jambor <mjambor@suse.cz>
3327 * tree-sra.c (build_accesses_from_assign): Do not mark in
3328 should_scalarize_away_bitmap if stmt has volatile ops.
3329 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3332 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3334 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3336 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3338 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3341 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3344 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3346 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3349 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3350 to unknown_dependence.
3351 (graphite_legal_transform_dr): Handle the unknown_dependence.
3352 (graphite_carried_dependence_level_k): Same.
3354 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3356 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3358 2010-02-07 Richard Guenther <rguenther@suse.de>
3361 * expr.c (get_inner_reference): Always initialize *pbitsize.
3363 2010-02-07 Richard Guenther <rguenther@suse.de>
3366 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3367 new ARRAY_REFs on variable size element or minimal index arrays.
3369 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3370 gimple_fold_indirect_ref.
3372 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3375 * arm.c (arm_override_options): Just return if the user has specified
3376 an invalid fpu name.
3378 2010-02-03 Jason Merrill <jason@redhat.com>
3381 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3382 i386_pe_maybe_record_exported_symbol.
3384 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3387 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3388 (pa_delegitimize_address): New function.
3390 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3392 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3393 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3395 2010-02-05 Richard Guenther <rguenther@suse.de>
3398 * lto-streamer-in.c (get_resolution): Deal with references
3399 to undefined functions.
3401 2010-02-05 Richard Guenther <rguenther@suse.de>
3403 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3404 (fold_const_aggregate_ref): Likewise.
3405 (ccp_fold_stmt): Substitute loads.
3406 (maybe_fold_reference): Verify types before substituting.
3408 (fold_gimple_assign): Unshare properly.
3409 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3411 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3413 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3414 for rs6000_gen_cell_microcode.
3416 2010-02-04 Richard Guenther <rguenther@suse.de>
3418 PR rtl-optimization/42952
3419 * dse.c (const_or_frame_p): Remove MEM handling.
3421 2010-02-04 Nick Clifton <nickc@redhat.com>
3423 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3424 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3425 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3426 (mn10300_asm_output_mi_thunk): New function.
3427 (mn10300_can_output_mu_thunk): New function.
3428 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3429 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3430 (FUNCTION_ARG): Delete incorrect comment.
3432 2010-02-03 Jason Merrill <jason@redhat.com>
3435 * fold-const.c (operand_equal_p): Handle erroneous types.
3437 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3439 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3441 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3443 PR rtl-optimization/42941
3444 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3447 2010-02-03 Jason Merrill <jason@redhat.com>
3450 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3452 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3455 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3456 (cselib_reset_table): Renamed from...
3457 (cselib_reset_table_with_next_value): ... this.
3458 (cselib_get_next_uid): Renamed from...
3459 (cselib_get_next_unknown_value): ... this.
3460 * cselib.c (next_uid): Renamed from...
3461 (next_unknown_value): ... this.
3462 (cselib_clear_table): Adjust.
3463 (cselib_reset_table): Adjust. Renamed from...
3464 (cselib_reset_table_with_next_value): ... this.
3465 (cselib_get_next_uid): Adjust. Renamed from...
3466 (cselib_get_next_unknown_value): ... this.
3467 (get_value_hash): Use hash.
3468 (cselib_hash_rtx): Likewise.
3469 (new_cselib_val): Adjust. Set and dump uid.
3470 (cselib_lookup_mem): Pass next_uid as hash.
3471 (cselib_subst_to_values): Likewise.
3472 (cselib_log_lookup): Dump uid.
3473 (cselib_lookup): Pass next_uid as hash. Adjust.
3474 (cselib_process_insn): Adjust.
3475 (cselib_init): Initialize next_uid.
3476 (cselib_finish): Adjust.
3477 (dump_cselib_table): Likewise.
3478 * dse.c (canon_address): Dump value uid.
3479 * print-rtl.c (print_rtx): Print value uid.
3480 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3482 (dv_uid): New function, sort of renamed from...
3483 (dv_htab_hash): ... this, reimplemented in terms of it and...
3484 (dv_uid2hash): ... this. New.
3485 (variable_htab_eq): Drop excess assertions.
3486 (tie_break_pointers): Removed.
3487 (canon_value_cmp): Compare uids.
3488 (variable_post_merge_New_vals): Print uids.
3489 (vt_add_function_parameters): Adjust.
3490 (vt_initialize): Reset table. Adjust.
3492 2010-02-03 Richard Guenther <rguenther@suse.de>
3494 PR tree-optimization/42944
3495 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3496 (call_may_clobber_ref_p_1): Likewise. Properly handle
3497 malloc and calloc clobbering errno.
3499 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3501 * doc/invoke.texi: Fix name of sched1 dump.
3503 * opts.c (decode_options): Set flag_tree_switch_conversion
3504 only conditionally on optimize >= 2.
3506 * gcse.c: Assorted comment fixes in pass description.
3508 2010-02-03 Anthony Green <green@moxielogic.com>
3510 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3511 nop padding in order to maintain alignment of storage location of
3512 target function address.
3513 (moxie_trampoline_init): Store target function address at newly
3515 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3517 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3519 2010-02-03 Richard Guenther <rguenther@suse.de>
3522 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3524 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3526 * config.gcc: Reenable check for obsolete targets.
3527 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3528 mips-sgi-irix6.[0-4]*.
3530 2010-02-02 Nick Clifton <nickc@redhat.com>
3532 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3533 constant size of 4 as being the same as 0.
3534 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3535 can take values in the range 0..4.
3537 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3540 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3541 as _darwin10_Unwind_FindEnclosingFunction().
3542 * libgcc-libsystem.ver: New.
3544 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3547 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3548 implicitly set registers.
3550 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3552 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3553 (arm_override_options): Allow automatic selection of the thread
3554 pointer register if thumb2.
3555 (legitimize_pic_address): Improve code sequences for Thumb2.
3556 (arm_call_tls_get_addr): Likewise.
3557 (legitimize_tls_address): Likewise.
3558 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3559 (pic_load_addr_32bit): ... this. New named pattern.
3560 * thumb2.md (pic_load_addr_thumb2): Delete.
3561 (pic_load_dot_plus_four): Delete.
3562 (tls_load_dot_plus_four): New named pattern.
3564 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3567 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3568 Document fix for TLS bug.
3570 2010-01-31 Richard Guenther <rguenther@suse.de>
3572 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3573 conservatively correct.
3575 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3579 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3581 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3583 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3585 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3587 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3589 * config.gcc: Adjust order of makefile fragments for mingw targets.
3591 2010-01-31 Richard Guenther <rguenther@suse.de>
3594 * gimplify.c (gimplify_init_constructor): For volatile LHS
3595 initialize a temporary.
3597 2010-01-31 Matthias Klose <doko@ubuntu.com>
3599 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3601 * configure: Regenerate.
3603 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3605 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3606 the same alias set and their sizes different constantness.
3607 (aliasing_component_refs_p): Revert 2009-10-24 change.
3609 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3611 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3614 2010-01-29 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3617 Assert we successfully updated the call.
3619 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3621 PR rtl-optimization/42889
3622 * df.h (df_set_bb_dirty_nonlr): New prototype.
3623 * df-core.c (df_set_bb_dirty_nonlr): New function.
3624 * df-scan.c (df_insn_rescan): Call it instead of
3625 df_set_bb_dirty for DEBUG_INSNs.
3627 2010-01-29 Richard Guenther <rguenther@suse.de>
3630 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3631 quadratic behavior in most cases.
3633 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3636 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3637 in the call to gen_x86_movsicc_0_m1.
3639 2010-01-28 Richard Guenther <rguenther@suse.de>
3641 PR tree-optimization/42871
3642 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3644 2010-01-28 Richard Guenther <rguenther@suse.de>
3646 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3647 into call arguments.
3649 2010-01-28 Richard Guenther <rguenther@suse.de>
3652 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3653 the forwarder if the destination is an EH landing pad.
3655 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3657 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3658 block list passed to gimple_duplicate_sese_tail.
3659 (parallelize_loops): Avoid parallelization when the function
3661 Avoid parallelization when the preheader is IRREDUCIBLE.
3662 Try to optimize when estimated_loop_iterations_int is unresolved.
3663 Add the loop's location to the dump file.
3664 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3665 (gimple_duplicate_sese_tail): Remove the check for the latch.
3666 Redirect nexits to the exit block.
3667 Remove handling of the incoming edges to the latch.
3668 Redirect the backedge from the copied latch to the exit bb.
3670 2010-01-28 Michael Matz <matz@suse.de>
3673 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3674 Wrap force_reg into a sequence, emit it before user.
3676 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3678 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3680 (arm_legacy_rev): Likewise.
3681 (thumb_legacy_rev): Likewise.
3683 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3685 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3686 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3687 on MEM's address failed, try avoid_constant_pool_reference and
3688 recurse if it returned something different.
3689 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3690 address, try avoid_constant_pool_reference and recurse if it
3691 returned something different.
3692 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3693 address and avoid_constant_pool_reference returned something
3694 different, don't set have_address.
3696 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3699 * var-tracking.c (val_store): Add modified argument, obey it.
3701 (count_uses): Move down logging of main.
3702 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3703 don't need resolution.
3704 (emit_notes_in_bb): Likewise.
3706 2010-01-27 Richard Guenther <rguenther@suse.de>
3709 * tree-inline.c (remap_decl): Delay remapping of SSA name
3710 default definitions until we need them.
3712 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3714 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3715 (rs6000_delegitimize_address): New function.
3717 * config/s390/s390.c (s390_delegitimize_address): Call
3718 delegitimize_mem_from_attrs.
3721 * tree-inline.c (cannot_copy_type_1): Removed.
3722 (copy_forbidden): Don't forbid copying of functions containing
3723 records/unions with variable length fields.
3725 2010-01-27 Christian Bruel <christian.bruel@st.com>
3729 * config/sh/sh.c (find_barrier): Increase length for non delayed
3730 conditional branches.
3732 2010-01-27 Matthias Klose <doko@ubuntu.com>
3734 * configure.ac (gnu-unique-object): Fix ldd version check.
3735 * configure: Regenerate.
3737 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3739 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3741 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3742 Test for HAVE_GNU_AS value.
3744 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3746 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3747 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3748 INT64_TYPE): Define.
3749 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3750 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3751 INT_LEAST64_TYPE): Define.
3752 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3753 UINT_LEAST64_TYPE): Define.
3754 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3755 INT_FAST64_TYPE): Define.
3756 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3757 UINT_FAST64_TYPE): Define.
3758 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3759 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3760 (SIG_ATOMIC_TYPE): Define.
3762 2010-01-26 Richard Guenther <rguenther@suse.de>
3764 * df-scan.c (df_scan_set_bb_info): Remove assert.
3765 (df_insn_rescan_debug_internal): Merge asserts.
3766 (df_install_ref): Likewise.
3767 (df_mark_reg): Use bitmap_set_range.
3768 (df_hard_reg_used_p): Remove assert.
3769 (df_hard_reg_used_count): Likewise.
3771 2010-01-26 Richard Guenther <rguenther@suse.de>
3773 PR rtl-optimization/42685
3774 * web.c (web_main): Ignore DEBUG_INSNs.
3776 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3778 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3780 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3781 Fix types of fndecl and arglist parameters.
3783 2010-01-26 Richard Guenther <rguenther@suse.de>
3786 * tree-eh.c (unsplit_eh): Skip debug insns.
3788 2010-01-26 Richard Guenther <rguenther@suse.de>
3790 PR tree-optimization/42250
3791 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3793 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3796 * omp-low.c (expand_omp_sections): Only use single_pred if
3797 l2_bb is single_pred_p.
3799 2010-01-25 Christian Bruel <christian.bruel@st.com>
3802 * config/sh/sh.c (find_barrier): Increase length for non delayed
3803 conditional branches.
3804 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3806 2010-01-24 David S. Miller <davem@davemloft.net>
3808 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3809 define if not using GAS.
3810 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3811 Likewise. Delete SECTION_MERGE code, which is only applicable
3814 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3817 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3818 mangling of va_list in system headers.
3820 2010-01-23 Toon Moene <toon@moene.org>
3822 * tree-predcom.c (combine_chains): Return NULL, not false.
3824 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3826 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3827 initialization of variable res to agree with return type.
3829 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3831 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3832 * tree-sra.c: Add include of expr.h.
3834 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3836 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3837 insert the debug stmt on the single non-EH edge from the stmt.
3839 2010-01-22 Richard Henderson <rth@redhat.com>
3842 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3843 the RHS until after generate_subtree_copies has insertted its
3844 code before the current statement.
3846 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3848 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3850 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3852 2010-01-21 Martin Jambor <mjambor@suse.cz>
3854 PR tree-optimization/42585
3855 * tree-sra.c (struct access): New field grp_total_scalarization.
3856 (dump_access): Dump the new field.
3857 (should_scalarize_away_bitmap): New variable.
3858 (cannot_scalarize_away_bitmap): Likewise.
3859 (sra_initialize): Allocate new bitmaps.
3860 (sra_deinitialize): Free new bitmaps.
3861 (create_access_1): New function.
3862 (create_access): Parts moved to create_access_1.
3863 (type_consists_of_records_p): New function.
3864 (completely_scalarize_record): Likewise.
3865 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3866 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3867 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3869 (analyze_all_variable_accesses): Completely scalarize small eligible
3872 2010-01-21 Martin Jambor <mjambor@suse.cz>
3874 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3876 2010-01-21 Andrew Haley <aph@redhat.com>
3878 * gcc.c (process_command): Move lang_specific_driver before
3879 setting cc_libexec_prefix.
3881 2010-01-21 Richard Guenther <rguenther@suse.de>
3884 * fold-const.c (negate_expr_p): Pretend only negative
3885 real constants are easily negatable.
3887 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3888 Jason Merrill <jason@redhat.com>
3890 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3891 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3892 * calls.c (initialize argument_information): Handle it.
3893 * c-common.c (handle_transparent_union_attribute): Use new name.
3894 * c-decl.c (finish_struct): Ditto.
3895 * c-typeck.c (type_lists_compatible_p): Ditto.
3896 (convert_for_assignment): Use new name and also handle record.
3897 * function.c (aggregate_value_p): Handle it.
3898 (pass_by_reference): Ditto.
3899 (assign_parm_data_types): Ditto.
3900 * print-tree.c (print_node): Ditto.
3901 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3902 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3903 * tree.c (first_field): New fn.
3905 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3908 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3909 even when linking statically, for now.
3911 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3914 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3915 without a cselib val.
3916 (count_uses): Accept MO_VAL_SET with no val on stores.
3917 (add_stores): Likewise.
3919 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3921 * var-tracking.c (check_value_val): Add a compile time assertion.
3922 (dv_is_decl_p): Simplify.
3923 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3924 gcc_assert if ENABLE_CHECKING.
3926 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3929 * var-tracking.c: Include tree-flow.h.
3930 (mem_dies_at_call): New.
3931 (dataflow_set_preserve_mem_locs): Use it.
3932 (dataflow_set_remove_mem_locs): Likewise.
3933 (dump_var): Renamed from dump_variable. Adjust all callers.
3934 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3935 * Makefile.in (var-tracking.o): Adjust deps.
3937 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3939 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3941 2010-01-20 Richard Guenther <rguenther@suse.de>
3943 PR tree-optimization/42717
3944 * tree-ssa-dce.c (get_live_post_dom): Remove.
3945 (forward_edge_to_pdom): Take an arbitrary edge to copy
3946 degenerate PHI args from.
3947 (remove_dead_stmt): Use the first post-dominator even if it
3948 does not contain live statements as redirection destination.
3950 2010-01-20 Richard Guenther <rguenther@suse.de>
3952 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3954 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3956 * sel-sched.c (create_speculation_check): Remove set but not used
3958 (try_transformation_cache): Remove set but not used variable ds.
3959 (calculate_privileged_insns): Remove set but not used variables
3960 cur_insn and min_spec_insn.
3961 (find_best_expr): Remove set but not used variable avail_n.
3962 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3964 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3966 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3967 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3970 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3973 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3974 cpu types. Add support for *-sse3 cpu types.
3975 (x86_64-*-*): Ditto.
3977 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3980 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3981 argument, call initializer_constant_valid_p_1 instead of
3982 initializer_constant_valid_p, pass CACHE to it, return NULL
3983 immediately if first call returns NULL.
3984 (initializer_constant_valid_p_1): New function.
3985 (initializer_constant_valid_p): Use it.
3987 2010-01-20 Thomas Quinot <quinot@adacore.com>
3989 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3991 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3993 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3994 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3995 (loc_list_from_tree): Don't handle unsigned division. Handle
3996 signed modulo using DW_OP_{over,over,div,mul,minus}.
3997 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3998 modulo instead of signed.
4000 2010-01-20 DJ Delorie <dj@redhat.com>
4002 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4004 (h8300_emit_stack_adjustment): Propogate it.
4006 (h8300_expand_prologue): Likewise.
4007 (h8300_expand_epilogue): Likewise.
4009 2010-01-19 Michael Matz <matz@suse.de>
4011 PR tree-optimization/41783
4012 * tree-data-ref.c (toplevel): Include flags.h.
4013 (dump_data_dependence_relation): Also dump the inputs if the
4014 result will be unknown.
4015 (split_constant_offset_1): Look through some conversions.
4016 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4017 the offset from last element is too large.
4018 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4019 (reassociate_to_the_same_stmt): Handle vector registers.
4020 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4022 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4023 wide_prolog_niters argument, emit widening instructions.
4024 (vect_do_peeling_for_alignment): Adjust caller, use widened
4025 variant of the iteration cound.
4026 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4028 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4031 * config/arm/neon-testgen.m (emit_automatics): New parameter
4032 features. Adjust for Fixed_return_reg feature.
4033 (test_intrinsic): Call emit_automatics with new feature.
4034 * config/arm/neon.ml: Update copyright years.
4035 (features): New Fixed_return_reg feature.
4036 (ops): Update feature for Vget_low.
4038 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4040 PR tree-optimization/42719
4041 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4045 * fwprop.c (all_uses_available_at): Return false if def_set dest
4046 is a REG that is used in def_insn.
4048 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4050 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4052 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4055 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4057 * target.h (struct gcc_target) <secondary_reload>: Change type
4058 of last argument to secondary_reload_info *.
4060 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4063 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4064 memory references with unaligned offsets. Remove CQImode handling.
4065 (unaligned_memory_operand): Return 1 for memory references with
4066 unaligned offsets. Remove CQImode handling.
4068 2010-01-18 Richard Guenther <rguenther@suse.de>
4071 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4074 2010-01-18 Richard Guenther <rguenther@suse.de>
4076 PR tree-optimization/42781
4077 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4078 restrict processing only if the original variable was artificial.
4080 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4082 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4083 find number of popped argument bytes.
4085 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4086 Fix the text that describes the return value for invalid insns.
4088 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4090 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4091 Clarify what 'cost of the -dependence' is. Fix quoting.
4093 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4094 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4096 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4098 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4099 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4101 2010-01-17 Richard Guenther <rguenther@suse.de>
4104 * function.c (split_complex_args): Take a VEC to modify.
4105 (assign_parms_augmented_arg_list): Build a VEC instead of
4106 a chain of PARM_DECLs.
4107 (assign_parms_unsplit_complex): Take a VEC of arguments.
4108 Do not fixup unmodified parms.
4109 (assign_parms): Deal with the VEC.
4110 (gimplify_parameters): Likewise.
4112 2010-01-17 Richard Guenther <rguenther@suse.de>
4114 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4115 node existence check.
4116 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4117 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4118 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4119 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4120 (gimple_execute_on_growing_pred): Likewise.
4122 2010-01-17 Richard Guenther <rguenther@suse.de>
4124 PR tree-optimization/42773
4125 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4126 (compute_antic_aux): Likewise.
4127 (compute_partial_antic_aux): Likewise.
4129 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4132 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4135 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4137 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4140 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4141 Fix markup for strict argument.
4143 (TARGET_SCHED_REORDER2): Fix argument types.
4145 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4146 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4148 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4149 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4151 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4154 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4155 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4156 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4157 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4158 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4160 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4162 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4164 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4165 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4167 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4169 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4172 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4174 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4175 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4177 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4179 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4181 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4182 referring to it. Fix language.
4184 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4186 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4188 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4190 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4192 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4193 '@var{stream}. Remove stray 'and'.
4195 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4197 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4199 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4201 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4202 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4204 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4205 Fix description of return value.
4206 Rename argument "sz" to "len."
4208 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4209 Clarify meaning of 'true' return value.
4211 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4213 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4214 rep_mode versus mode_rep.
4216 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4218 (TARGET_BUILTIN_DECL): Fix name.
4220 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4222 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4224 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4226 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4228 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4230 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4233 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4234 Rename argument tm_fn to md_fn.
4236 (TARGET_OPTION_PRINT): Fix argument list.
4238 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4241 * config/i386/i386.c (ix86_fixup_binary_operands):
4242 Revert FMA4 fixup of operands.
4244 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4247 * Makefile.in (write_entries_to_file, install-plugin):
4248 Use \012 instead of \n with tr.
4250 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4252 * configure.ac (HAVE_AS_REF): New C macro.
4253 * configure: Regenerate.
4254 * config.in: Likewise.
4255 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4257 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4260 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4262 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4264 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4266 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4268 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4270 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4272 (TARGET_BINDS_LOCAL_P): Fix argument type.
4274 (TARGET_ASM_FILE_END): Use prototype.
4276 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4278 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4280 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4282 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4284 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4285 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4287 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4288 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4290 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4291 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4292 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4293 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4295 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4297 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4299 (TARGET_INIT_BUILTINS): Use prototype.
4301 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4302 Put 'const char *' in braces. Fix parameter types.
4303 (TARGET_INVALID_CONVERSION): Fix parameter types.
4304 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4305 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4307 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4310 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4312 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4314 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4316 * doc/tm.texi (TARGET_HELP): Fix return type.
4318 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4319 in braces. Fix argument types.
4321 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4323 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4325 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4327 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4328 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4330 (TARGET_MANGLE_TYPE): Fix argument types.
4332 (TARGET_IRA_COVER_CLASSES): Use prototype.
4334 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4336 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4338 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4340 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4342 (TARGET_CALLEE_COPIES): Fix argument types.
4344 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4346 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4348 (TARGET_FUNCTION_VALUE): Fix argument types.
4350 (TARGET_RETURN_IN_MSB): Fix argument type.
4352 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4354 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4356 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4358 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4359 agree with return type.
4361 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4363 2010-01-15 Jing Yu <jingyu@google.com>
4365 PR rtl-optimization/42691
4366 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4367 a pseudo to a constant and are merged, and adjust comments.
4369 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4371 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4373 2010-01-15 Richard Guenther <rguenther@suse.de>
4376 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4377 labels of computed or non-local gotos to the destination.
4378 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4379 landing pad label is the first label.
4381 2010-01-15 Richard Guenther <rguenther@suse.de>
4383 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4385 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4388 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4389 to allow generation of the xssqrtdp instruction on power7.
4390 (sqrtdf2_fpr): Ditto.
4392 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4395 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4396 functions with noreturn attribute.
4399 * varasm.c (declare_weak): Add weak attribute to decl if it
4400 doesn't have one already.
4401 (assemble_external): Only add decls to weak_decls if they also
4402 have weak attribute.
4404 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4406 * var-tracking.c (var_reg_delete): Don't delete the association
4407 between REGs and values or one-part variables if the register
4410 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4413 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4414 because its first operand is a non-localized variable.
4416 2010-01-14 Martin Jambor <mjambor@suse.cz>
4418 PR tree-optimization/42706
4419 * tree-sra.c (encountered_recursive_call): New variable.
4420 (encountered_unchangable_recursive_call): Likewise.
4421 (sra_initialize): Initialize both new variables.
4422 (callsite_has_enough_arguments_p): New function.
4423 (scan_function): Call decl and flags check only for IPA-SRA, check
4424 whether there is a recursive call and whether it has enough arguments.
4425 (all_callers_have_enough_arguments_p): New function.
4426 (convert_callers): Look for recursive calls only when
4427 encountered_recursive_call is set.
4428 (ipa_early_sra): Bail out either if
4429 !all_callers_have_enough_arguments_p or
4430 encountered_unchangable_recursive_call.
4432 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4434 * sel-sched.c: Add 2010 to copyright years.
4435 * sel-sched-ir.c: Likewise.
4436 * sel-sched-ir.h: Likewise.
4438 2010-01-14 Martin Jambor <mjambor@suse.cz>
4440 PR tree-optimization/42714
4441 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4442 constructors specially.
4444 2010-01-14 Andi Kleen <ak@linux.intel.com>
4446 * config/i386/drivers-i386.c (detect_caches_intel):
4447 Add l2sizekb parameter and fill in.
4448 (host_detect_local_cpu): Add l2sizekb, fill in.
4449 Add Atom small cache heuristic.
4451 2010-01-14 Andi Kleen <ak@linux.intel.com>
4453 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4454 Add level3 parameter and fill in.
4455 (detect_caches_intel): Handle level3 cache.
4457 2010-01-14 Andi Kleen <ak@linux.intel.com>
4459 * config/i386/drivers-i386.c (host_detect_local_cpu):
4460 Fix core duo detection.
4462 2010-01-14 Andi Kleen <ak@linux.intel.com>
4464 * config/i386/drivers-i386.c (host_detect_local_cpu):
4467 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4469 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4470 (rs6000_variable_issue_1): this. Use...
4471 (rs6000_variable_issue): here. Reimplement. Print debug info.
4473 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4475 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4476 sel_restore_notes. Update all callers. Call reemit_notes
4479 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4481 PR rtl-optimization/42246
4482 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4485 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4487 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4488 all successors is the same as number of successors in current region.
4490 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4492 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4493 to rename is not separable. Otherwise check that its LHS is not NULL.
4495 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4497 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4499 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4501 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4502 available registers when failed to discover LHS register class.
4503 Fix indentation. Update comment.
4505 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4506 Alexander Monakov <amonakov@ispras.ru>
4508 PR rtl-optimization/42389
4509 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4511 (advance_state_on_fence): Likewise.
4512 (sel_target_adjust_priority): Print debug output only when
4513 sched_verbose >= 4, not 2.
4514 (get_expr_cost): Do not issue all unique insns on the next cycle.
4515 (fill_insns): Initialize can_issue_more from the value saved
4517 * sel-sched-ir.c (flist_add): New parameter issue_more.
4518 Init FENCE_ISSUE_MORE with it.
4519 (merge_fences): Likewise.
4520 (init_fences): Update call to flist_add.
4521 (add_to_fences, add_clean_fence_to_fences)
4522 (add_dirty_fence_to_fences): Likewise.
4523 (move_fence_to_fences): Update call to merge_fences.
4524 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4526 * sel-sched-ir.h (struct _fence): New field issue_more.
4527 (FENCE_ISSUE_MORE): New accessor macro.
4529 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4531 PR rtl-optimization/42388
4532 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4533 that have no predecessors nor successors. Do not call move_bb_info
4534 for empty blocks outside of current region.
4536 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4538 PR rtl-optimization/42294
4539 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4540 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4541 originators' originators.
4543 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4545 PR rtl-optimization/39453
4546 PR rtl-optimization/42246
4547 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4549 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4551 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4552 Alexander Monakov <amonakov@ispras.ru>
4555 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4556 (maybe_tidy_empty_bb): ... here. Make static. Add new
4557 argument. Update all callers.
4558 (tidy_control_flow): ... and here. Recompute topological order
4559 of basic blocks in region if necessary.
4560 (sel_redirect_edge_and_branch): Change return type. Return true
4561 if topological order might have been invalidated.
4562 (purge_empty_blocks): Export and move from...
4563 * sel-sched.c (purge_empty_blocks): ... here.
4564 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4565 (maybe_tidy_empty_bb): Delete prototype.
4566 (purge_empty_blocks): Declare.
4568 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4570 PR rtl-optimization/42249
4571 * sel-sched.c (try_replace_dest_reg): When chosen register
4572 and original register is the same, do not bail out early, but
4573 still check all original insns for validity of replacing destination
4574 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4577 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4580 Port from no-undefined-overflow branch:
4581 2009-03-09 Richard Guenther <rguenther@suse.de>
4583 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4585 2010-01-14 Richard Guenther <rguenther@suse.de>
4588 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4590 2010-01-14 Ira Rosen <irar@il.ibm.com>
4592 PR tree-optimization/42709
4593 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4594 as scalar type in creation of constant vector operand.
4596 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4599 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4600 (check-parallel-%): Match `testsuite' directory component only
4603 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4605 PR translation/39521
4606 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4609 2010-01-13 Richard Guenther <rguenther@suse.de>
4611 PR tree-optimization/42730
4612 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4615 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4618 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4619 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4622 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4624 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4625 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4626 ___umulsi3_highpart.
4628 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4629 rather than schedule_insns if the pass is enabled.
4631 2010-01-13 Martin Jambor <mjambor@suse.cz>
4633 PR tree-optimization/42704
4634 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4637 2010-01-13 Martin Jambor <mjambor@suse.cz>
4639 PR tree-optimization/42703
4640 * tree-sra.c (analyze_access_subtree): Check that we can build a
4641 reference to the original data within the aggregate.
4643 2010-01-13 Richard Guenther <rguenther@suse.de>
4645 PR tree-optimization/42705
4646 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4648 2010-01-13 Richard Guenther <rguenther@suse.de>
4651 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4653 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4656 * var-tracking.c (values_to_unmark): New variable.
4657 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4658 values_to_unmark vector. Moved body to...
4659 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4660 instead queue it into values_to_unmark vector.
4661 (vt_find_locations): Free values_to_unmark vector.
4663 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4665 * config/s390/s390.c (override_options): Set
4666 default of max-pending-list-length to 256
4668 2010-01-13 Richard Guenther <rguenther@suse.de>
4671 * tree-pass.h (PROP_gimple_lcx): New.
4672 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4673 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4674 before the final cleanup_eh.
4675 (dump_properties): Dump PROP_gimple_lcx.
4676 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4677 (tree_lower_complex_O0): Remove.
4678 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4679 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4680 tree_lower_complex, schedule TODO_update_ssa.
4681 * lto-streamer-out.c (output_function): Stream the functions
4683 * lto-streamer-in.c (input_function): Likewise.
4684 (lto_read_body): Do not override them here.
4686 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4689 * c-typeck.c (build_c_cast): Fold value cast to union type before
4690 wrapping it in a CONSTRUCTOR.
4692 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4694 PR rtl-optimization/42699
4695 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4698 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4700 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4701 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4702 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4703 SUBTARGET_WARN_UNUSED_SPEC): ... here
4704 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4706 2010-01-12 Julian Brown <julian@codesourcery.com>
4708 * config/arm/neon-schedgen.ml (Utils): Don't try to
4709 open missing module.
4710 (find_with_result): New.
4712 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4715 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4716 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4718 PR tree-optimization/42645
4719 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4720 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4721 decl_map, set processing_debug_stmt to -1 and return name without
4724 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4726 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4727 binutils version, and reword target configuration description.
4729 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4731 * config/avr/avr.h (LINKER_NAME): Remove.
4733 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4736 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4737 that support VSX, warn for -mno-altivec if vsx is not disabled,
4740 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4741 Shujing Zhao <pearly.zhao@oracle.com>
4743 PR translation/42469
4744 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4745 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4746 character between option name and help text.
4747 * c.opt (imultilib): Likewise.
4749 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4751 * lto-streamer-out.c (output_unreferenced_globals): Output static
4754 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4756 PR rtl-optimization/42621
4757 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4758 optimizing for size.
4759 (duplicate_computed_gotos): Remove now-redundant check.
4761 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4764 * configure.ac: Save and restore LDFLAGS and LIBS
4765 * configure: Regenerate.
4767 2010-01-10 Richard Guenther <rguenther@suse.de>
4770 * builtins.c (fold_builtin_strlen): Add type argument and
4771 convert the resulting length to it.
4772 (fold_builtin_1): Adjust.
4774 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4776 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4777 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4779 (num_insns_constant_wide): Adjust for that change.
4781 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4784 * web.c (union_defs): Add used argument, to combine uses of
4786 (entry_register): Adjust type and tests of used argument.
4787 (web_main): Widen used for new use. Pass it to union_defs.
4788 * df.h (union_defs): Adjust prototype.
4790 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4793 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4794 uses in new incoming argument. Free body.
4795 (reset_debug_uses_in_loop): New.
4796 (analyze_insn_to_expand_var): Call the latter if the former found
4797 anything. Fix whitespace. Reject invalid dest overlaps before
4798 going through all insns in the loop.
4800 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4803 * haifa-sched.c (dying_use_p): Debug insns don't count.
4805 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4808 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4809 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4810 (verify_gimple_call): Reject LHS in noreturn calls.
4812 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4816 * tree-vect-loop-manip.c (adjust_info): New type.
4817 (adjust_vec): New pointer to vector.
4818 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4819 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4820 (slpeel_update_phis_for_duplicate_loop): Use them.
4821 (slpeel_update_phi_nodes_for_guard1): Likewise.
4822 (slpeel_update_phi_nodes_for_guard2): Likewise.
4823 (slpeel_tree_peel_loop_to_edge): Likewise.
4824 (vect_update_ivs_after_vectorizer): Likewise.
4826 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4828 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4829 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4831 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4833 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4834 bogus uninitialized warning.
4836 2010-01-09 Richard Guenther <rguenther@suse.de>
4839 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4840 the evolution is compatible with the initial condition.
4842 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4844 * gcc.c (process_command): Update copyright notice dates.
4845 * gcov.c (print_version): Likewise.
4846 * gcov-dump.c (print_version): Likewise.
4847 * mips-tfile.c (main): Likewise.
4848 * mips-tdump.c (main): Likewise.
4850 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4853 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4855 (rotlhi3_8): Delete.
4857 (rotlsi3_8): Delete.
4858 (rotlsi3_16): Delete.
4859 (rotlsi3_24): Delete.
4861 (*rotw<mode>3): New.
4862 (*rotb<mode>3): New.
4863 * config/avr/avr.c (avr_rotate_bytes): New function.
4864 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4866 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4869 * configure.ac: Modify -rdynamic check.
4870 * configure: Regenerate.
4872 2010-01-08 DJ Delorie <dj@redhat.com>
4874 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4875 register popping order.
4877 2010-01-08 Richard Guenther <rguenther@suse.de>
4880 * c.opt (fsigned-char): Also let LTO handle this option.
4881 (funsigned-char): Likewise.
4883 2010-01-07 Richard Guenther <rguenther@suse.de>
4885 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4886 (gimple_op): Likewise.
4887 (gimple_op_ptr): Likewise.
4888 (gimple_assign_set_lhs): Remove gcc_assert.
4889 (gimple_assign_set_rhs1): Likewise.
4890 (gimple_assign_set_rhs2): Likewise.
4891 (gimple_call_set_lhs): Likewise.
4892 (gimple_call_set_fn): Likewise.
4893 (gimple_call_set_fndecl): Likewise.
4894 (gimple_call_fndecl): Likewise.
4895 (gimple_call_return_type): Likewise.
4896 (gimple_call_set_chain): Likewise.
4897 (gimple_call_num_args): Likewise.
4898 (gimple_call_set_arg): Likewise.
4899 (gimple_cond_set_code): Likewise.
4900 (gimple_cond_set_lhs): Likewise.
4901 (gimple_cond_set_rhs): Likewise.
4902 (gimple_cond_set_true_label): Likewise.
4903 (gimple_cond_set_false_label): Likewise.
4904 (gimple_label_set_label): Likewise.
4905 (gimple_goto_set_dest): Likewise.
4906 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4907 (gimple_debug_bind_get_value): Likewise.
4908 (gimple_debug_bind_get_value_ptr): Likewise.
4909 (gimple_debug_bind_set_var): Likewise.
4910 (gimple_debug_bind_set_value): Likewise.
4911 (gimple_debug_bind_reset_value): Likewise.
4912 (gimple_debug_bind_has_value_p): Likewise.
4913 (gimple_return_retval_ptr): Remove gcc_assert.
4914 (gimple_return_retval): Likewise.
4915 (gimple_return_set_retval): Likewise.
4916 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4917 (safe_referenced_var_iterator): Remove.
4918 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4919 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4920 (fill_referenced_var_vec): Remove.
4921 (first_readonly_imm_use): Remove redundant gcc_assert.
4922 (phi_arg_index_from_use): Combine gcc_asserts.
4923 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4924 (first_imm_use_stmt): Remove redundant gcc_assert.
4925 * tree-cfg.c (verify_gimple_call): Verify function and chain
4926 operands. Verify arguments.
4927 (verify_types_in_gimple_stmt): Verify condition code and labels.
4929 2010-01-07 Richard Guenther <rguenther@suse.de>
4931 PR tree-optimization/42641
4932 * sese.c (rename_map_elt_info): Use the SSA name version, do
4935 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4937 PR tree-optimization/42625
4938 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4939 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4941 2010-01-07 Duncan Sands <baldrick@free.fr>
4943 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4945 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4948 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4949 note itself is not function_invariant_p.
4951 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4953 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4954 Do not add the DF_NOTE problem.
4955 * store-motion.c (execute_rtl_store_motion): Likewise.
4957 2010-01-07 Martin Jambor <mjambor@suse.cz>
4959 PR tree-optimization/42157
4960 * tree-sra.c (compare_access_positions): Stabilize sort if both
4961 accesses have integer types, return zero immediately if they are the
4964 2010-01-06 Richard Henderson <rth@redhat.com>
4967 * haifa-sched.c (add_to_note_list): Merge into ...
4968 (concat_note_lists): ... here, and ...
4969 (unlink_other_notes, rm_other_notes): Merge into...
4970 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4971 NOTE_INSN_EPILOGUE_BEG.
4973 2010-01-06 Richard Guenther <rguenther@suse.de>
4975 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4976 not inline regular functions into always-inline functions.
4978 2010-01-06 Nick Clifton <nickc@redhat.com>
4980 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4981 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4983 (OVERRIDE_OPTIONS): Delete.
4984 (OPTIMIZATION_OPTIONS): Define.
4985 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4986 * config/rx/rx.c (rx_handle_option): Issue an error message if
4987 -mcpu=rx200 and -fpu are used together.
4988 (rx_set_optimization_options): New function. Issue an error
4989 message if an optimization attribute attempts to reset the FPU/
4990 math optimization pairing.
4991 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4992 * config/rx/rx.opt: Set the default to 32-bit doubles.
4993 * config/rx/t-rx: Add multilibs for -nofpu option.
4994 * doc/invoke.texi: Update documentation of RX options.
4996 2010-01-06 Richard Guenther <rguenther@suse.de>
4998 * tree-ssa-pre.c (name_to_id): New global.
4999 (alloc_expression_id): Simplify SSA name handling.
5000 (lookup_expression_id): Likewise.
5001 (init_pre): Zero name_to_id.
5002 (fini_pre): Free it.
5004 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5006 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5008 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/sse.md (smaxv2di3): New.
5012 (umaxv2di3): Likewise.
5013 (sminv2di3): Likewise.
5014 (uminv2di3): Likewise.
5016 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5019 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5020 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5021 (legitimize_tls_address): Likewise.
5022 (sparc_tls_referenced_p): Likewise.
5023 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5024 and adjust calls to legitimize_pic_address.
5025 (legitimate_constant_p) Use sparc_tls_referenced_p.
5026 (legitimate_pic_operand_p): Likewise.
5027 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5028 (sparc_tls_symbol_ref_1): Delete.
5029 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5030 (legitimize_tls_address): Make static, handle CONST patterns.
5031 (legitimize_pic_address): Make static, remove unused parameter and
5032 adjust recursive calls.
5033 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5034 and adjust call to legitimize_pic_address.
5035 (sparc_output_mi_thunk): Likewise.
5037 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5038 H.J. Lu <hongjiu.lu@intel.com>
5041 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5042 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5043 operands to make them signed.
5046 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5049 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5050 GTU to GT for V4SI and V2DI.
5052 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5053 (umin<mode>3): Removed.
5055 (uminv4si3): Likewise.
5057 2010-01-05 Martin Jambor <mjambor@suse.cz>
5059 PR tree-optimization/42462
5060 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5061 current_function_decl to helper functions and macros.
5063 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5066 * flags.h: Don't include real.h.
5067 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5068 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5069 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5070 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5071 * dominance.c: Update copyright.
5072 * gimple.c (walk_gimple_op): Remove inline.
5073 * tree-ssa-reassoc.c: Include real.h.
5074 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5075 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5077 2010-01-05 Nick Clifton <nickc@redhat.com>
5079 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5080 register to push into the stack frame when the accumulator has to
5081 be saved during interrupts.
5083 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5085 * doc/invoke.texi: Remove the documentation about option
5087 * common.opt (Wunreachable-code): Preserved for backward
5089 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5090 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5091 the backward compatibility flag section.
5093 2010-01-05 Richard Guenther <rguenther@suse.de>
5095 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5097 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5100 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5102 PR tree-optimization/42508
5103 * tree-sra.c (convert_callers): Check for recursive call
5104 by comparing cgraph nodes instead of decls.
5105 (modify_function): Call ipa_modify_formal_parameters also
5106 on all same_body aliases.
5108 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5109 cgraph nodes when checking for same_body aliases.
5111 2010-01-05 Richard Guenther <rguenther@suse.de>
5113 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5114 allocation and lookup.
5115 (get_or_alloc_expr_for_constant): Likewise.
5116 (phi_translate): Sink allocation.
5118 2010-01-04 Richard Guenther <rguenther@suse.de>
5120 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5121 a new entry only if needed.
5122 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5123 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5125 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5127 (phi_translate): Handle CONSTANTs early.
5129 2010-01-04 Martin Jambor <mjambor@suse.cz>
5131 PR tree-optimization/42398
5132 * tree-sra.c (struct access): Removed flag grp_different_types.
5133 (dump_access): Do not dump the removed flag.
5134 (sort_and_splice_var_accesses): Do not set the removed flag.
5135 (sra_modify_expr): Check for type compatibility directly.
5137 2010-01-04 Martin Jambor <mjambor@suse.cz>
5139 PR tree-optimization/42366
5140 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5141 edges with variable number of parameters.
5142 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5143 flag instead of asserting it.
5144 (ipa_read_node_info): Read uses_analysis_done flag.
5146 2010-01-04 Richard Guenther <rguenther@suse.de>
5148 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5149 iterative_hash_* as intended.
5150 (vn_reference_compute_hash): Likewise. Simplify hashing
5152 (vn_reference_lookup_2): Likewise.
5153 (vn_nary_op_compute_hash): Likewise.
5154 (vn_phi_compute_hash): Likewise.
5155 (expressions_equal_p): Remove strange code.
5156 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5157 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5158 (bitmap_insert_into_set_1): Take value-id as parameter.
5159 (add_to_value): Pass it.
5160 (bitmap_insert_into_set): Likewise.
5161 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5163 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5166 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5167 (do_self_spec): For switches with SWITCH_IGNORE set set also
5168 SWITCH_IGNORE_PERMANENTLY.
5169 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5172 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5174 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5175 tree of an unreferenced global var.
5177 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5181 GTU to GT for V4SI and V2DI.
5183 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5184 (umin<mode>3): Removed.
5186 (uminv4si3): Likewise.
5188 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5191 * collect2.c (main): Turn on trace in collect2 if -v is passed
5194 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5196 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5197 description of expression operand.
5199 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5201 * configure.ac: Add install-html to target_list for Make-hooks.
5202 * configure: Regenerate.
5203 * fortran/Make-lang.in (F95_HTMLFILES): New.
5204 (fortran.html): Use it.
5205 (fortran.install-html): New.
5206 * Makefile.in (install-html): Add lang.install-html.
5207 * java/Make-lang.in (JAVA_HTMLFILES): New.
5208 (java.html): Use it.
5209 (java.install-html): New.
5210 * objc/Make-lang.in (objc.install-html): New.
5211 * objcp/Make-lang.in (obj-c++.install-html): New.
5212 * cp/Make-lang.in (c++.install-html): New.
5213 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5214 * lto/Make-lang.in (lto.install-html): New.
5216 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5219 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5221 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5223 PR rtl-optimization/41862
5224 * store-motion.c (store_killed_in_insn, compute_store_table,
5225 remove_reachable_equiv_notes, replace_store_insn,
5226 build_store_vectors): Ignore all DEBUG_INSNs.
5228 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5231 * common.opt: Add dumpdir.
5233 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5235 (option_map): Add --dumpdir.
5237 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5239 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5241 * opts.c (decode_options): Try dump_dir_name first if
5242 dump_base_name isn't an absolute path.
5243 (common_handle_option): Handle OPT_dumpdir.
5245 * toplev.c (dump_dir_name): New.
5246 (print_switch_values): Also ignore -dumpdir.
5248 * toplev.h (dump_dir_name): New.
5250 2010-01-03 Richard Guenther <rguenther@suse.de>
5252 PR tree-optimization/42589
5253 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5254 double-word expansion of bswap32.
5256 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5258 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5259 with BLOCK_FOR_INSN.
5260 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5261 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5262 noce_process_if_block): Likewise.
5263 * gcse.c (compute_local_properties, insert_expr_in_table,
5264 insert_set_in_table, canon_list_insert, find_avail_set,
5265 pre_insert_copy_insn): Likewise.
5267 * basic-block.h (BLOCK_NUM): Move from here...
5268 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5270 2010-01-03 Richard Guenther <rguenther@suse.de>
5272 PR tree-optimization/42438
5273 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5274 contains_may_not_return_call flag.
5275 (BB_MAY_NOTRETURN): New.
5276 (valid_in_sets): Trapping nary operations are not valid
5277 in blocks that may not return.
5278 (insert_into_preds_of_block): Remove check for trapping expressions.
5279 (compute_avail): Compute also BB_MAY_NOTRETURN.
5281 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5283 * doc/invoke.texi: Add 2010 to copyright years.
5285 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5287 * config/sparc/sparc.c: Fix formatting nits.
5289 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5290 Alexander Monakov <amonakov@ispras.ru>
5292 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5294 2010-01-02 Richard Guenther <rguenther@suse.de>
5297 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5298 (simplify_switch_using_ranges): Mark to be removed edges
5301 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5303 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5305 * collect2.c (scan_libraries): Add missing argument in call to
5308 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5311 * config/alpha/predicates.md (aligned_memory_operand): Return false
5313 (unaligned_memory_operand): Return true for CQImode.
5314 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5315 doesn not cross aligned SImode word boundary.
5317 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5319 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5321 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5322 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5324 2010-01-02 Richard Guenther <rguenther@suse.de>
5327 * toplev.c (compile_file): Emit LTO marker properly. Change
5329 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5331 2010-01-01 Richard Guenther <rguenther@suse.de>
5334 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5336 2010-01-01 Richard Guenther <rguenther@suse.de>
5339 * c-decl.c (grokdeclarator): For zero-size arrays force
5340 structural equality checks as layout_type does.
5342 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5344 * builtins.c: Update copyright to 2010.
5346 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5349 * lto-streamer-out.c (produce_asm): Revert the last change.
5350 (copy_function): Likewise.
5352 * lto-streamer.c (lto_get_section_name): Skip any leading
5355 2010-01-01 Richard Guenther <rguenther@suse.de>
5358 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5362 Copyright (C) 2010 Free Software Foundation, Inc.
5364 Copying and distribution of this file, with or without modification,
5365 are permitted in any medium without royalty provided the copyright
5366 notice and this notice are preserved.